<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:34c5c79f-8336-4308-96f7-d74a47eb8982,g:b0ffc0a1-f975-400e-bb17-fae75460c93b-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.altisource.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFEQUITY" xlink:type="simple" xlink:href="asps-20210630.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFEQUITY"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFEQUITY" xlink:type="extended" id="i8bc11a5609ff4aa5a99f637bf1c4a03d_CONDENSEDCONSOLIDATEDSTATEMENTSOFEQUITY">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_353b686e-d3a5-4fc9-9db2-87f62bb944c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_353b686e-d3a5-4fc9-9db2-87f62bb944c0" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_95a0cc95-5688-474a-9875-7fabaef645c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_SharesIssued_95a0cc95-5688-474a-9875-7fabaef645c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d58bd45f-37d4-4023-9d82-7a096f9031a1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d58bd45f-37d4-4023-9d82-7a096f9031a1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_67cc7538-bfd3-40e9-a8e1-4670acc13538" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_ProfitLoss_67cc7538-bfd3-40e9-a8e1-4670acc13538" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_be2bc90c-768e-46c3-9397-3e759523d1f5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_be2bc90c-768e-46c3-9397-3e759523d1f5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_02162205-7512-4210-9abc-8439cc23ad7e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_02162205-7512-4210-9abc-8439cc23ad7e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_1d2cfd6a-4418-41ca-ba5d-001f05958e54" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_1d2cfd6a-4418-41ca-ba5d-001f05958e54" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_db557fa2-c0ee-4301-a547-2b35460c8362" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_b77546cd-518d-48d5-bffd-96b9e97f3681" xlink:to="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_db557fa2-c0ee-4301-a547-2b35460c8362" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_2f2f312d-6cc4-44e4-8778-0150cba92601" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesIssued"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_bf1517ed-3f98-424e-b67a-f10705c6e60c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_8bf7e183-3c10-4a4c-8308-245632694741" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_353b686e-d3a5-4fc9-9db2-87f62bb944c0" xlink:to="loc_us-gaap_StatementTable_8bf7e183-3c10-4a4c-8308-245632694741" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_85e938f8-b899-468e-bcb6-9c315e99e108" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_8bf7e183-3c10-4a4c-8308-245632694741" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_85e938f8-b899-468e-bcb6-9c315e99e108" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_85e938f8-b899-468e-bcb6-9c315e99e108_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_85e938f8-b899-468e-bcb6-9c315e99e108" xlink:to="loc_us-gaap_EquityComponentDomain_85e938f8-b899-468e-bcb6-9c315e99e108_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_85e938f8-b899-468e-bcb6-9c315e99e108" xlink:to="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_7c12fcf7-6c1f-4572-9782-e57fa4eb61b3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:to="loc_us-gaap_CommonStockMember_7c12fcf7-6c1f-4572-9782-e57fa4eb61b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_00ab5f0f-6e58-4e7f-87f4-3d1ed98e363b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_00ab5f0f-6e58-4e7f-87f4-3d1ed98e363b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_02c8656a-bd91-4904-b1f1-f8ed2bad67f6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:to="loc_us-gaap_RetainedEarningsMember_02c8656a-bd91-4904-b1f1-f8ed2bad67f6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockMember_e059c2b9-8b2f-4155-b330-d5a030e7f8bf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:to="loc_us-gaap_TreasuryStockMember_e059c2b9-8b2f-4155-b330-d5a030e7f8bf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_660badad-fde2-41dc-8839-7455ffd82cbc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_879ec502-14d3-4383-a109-2d1d9641d0f7" xlink:to="loc_us-gaap_NoncontrollingInterestMember_660badad-fde2-41dc-8839-7455ffd82cbc" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/ORGANIZATIONANDBASISOFPRESENTATIONDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#ORGANIZATIONANDBASISOFPRESENTATIONDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/ORGANIZATIONANDBASISOFPRESENTATIONDetails" xlink:type="extended" id="i49be2df063b541cfa5a717b5f8b68928_ORGANIZATIONANDBASISOFPRESENTATIONDetails">
    <link:loc xlink:type="locator" xlink:label="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:href="asps-20210630.xsd#asps_SummaryOfSignificantAccountingPoliciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_VariableInterestEntityTermsofArrangementsNumberofTerms_2d5a88ed-b7de-41d6-85da-89c0c294429b" xlink:href="asps-20210630.xsd#asps_VariableInterestEntityTermsofArrangementsNumberofTerms"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_asps_VariableInterestEntityTermsofArrangementsNumberofTerms_2d5a88ed-b7de-41d6-85da-89c0c294429b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_VariableInterestEntityTermsofArrangementsAgreementTerm_311fed80-ac00-4dbe-9b7a-55d91fdbd486" xlink:href="asps-20210630.xsd#asps_VariableInterestEntityTermsofArrangementsAgreementTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_asps_VariableInterestEntityTermsofArrangementsAgreementTerm_311fed80-ac00-4dbe-9b7a-55d91fdbd486" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_da8d64a5-262d-49f3-abc8-7e6b553a7bb7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_us-gaap_Assets_da8d64a5-262d-49f3-abc8-7e6b553a7bb7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ca530636-2a5f-47d9-ae5f-fc4ebdb908c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_us-gaap_Liabilities_ca530636-2a5f-47d9-ae5f-fc4ebdb908c1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesPurchaseOfInterestByParent_65835453-79aa-4dde-bea7-6d88b3d2680e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesPurchaseOfInterestByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesPurchaseOfInterestByParent_65835453-79aa-4dde-bea7-6d88b3d2680e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_151844e7-ae59-4425-9fcd-aadcd7548466" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_151844e7-ae59-4425-9fcd-aadcd7548466" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_777ca3ab-237d-4c4a-84e9-3325406ebb58" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_777ca3ab-237d-4c4a-84e9-3325406ebb58" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_bdf575bb-552b-4097-82fb-8cf955138113" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_bdf575bb-552b-4097-82fb-8cf955138113" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SaleOfStockThresholdForSaleOfEquity_3d416e3a-afe6-4d9f-acfe-f5da746c9bb0" xlink:href="asps-20210630.xsd#asps_SaleOfStockThresholdForSaleOfEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_asps_SaleOfStockThresholdForSaleOfEquity_3d416e3a-afe6-4d9f-acfe-f5da746c9bb0" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:href="asps-20210630.xsd#asps_SummaryOfSignificantAccountingPoliciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesLineItems_16e9c231-941f-46bb-8d65-67c8a891439d" xlink:to="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_b36e6e58-bc23-48cc-8ea1-a63330602c89" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:to="loc_srt_OwnershipAxis_b36e6e58-bc23-48cc-8ea1-a63330602c89" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_b36e6e58-bc23-48cc-8ea1-a63330602c89_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_b36e6e58-bc23-48cc-8ea1-a63330602c89" xlink:to="loc_srt_OwnershipDomain_b36e6e58-bc23-48cc-8ea1-a63330602c89_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_d15be952-e0b1-43ad-b73e-5c22f4fcffc5" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_b36e6e58-bc23-48cc-8ea1-a63330602c89" xlink:to="loc_srt_OwnershipDomain_d15be952-e0b1-43ad-b73e-5c22f4fcffc5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_PointillistManagementMember_f19ce2a5-5485-4763-bfdd-692249d296a6" xlink:href="asps-20210630.xsd#asps_PointillistManagementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_d15be952-e0b1-43ad-b73e-5c22f4fcffc5" xlink:to="loc_asps_PointillistManagementMember_f19ce2a5-5485-4763-bfdd-692249d296a6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_751e0beb-4093-44fc-97a3-ae36652cd403" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:to="loc_srt_ConsolidatedEntitiesAxis_751e0beb-4093-44fc-97a3-ae36652cd403" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_751e0beb-4093-44fc-97a3-ae36652cd403_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_751e0beb-4093-44fc-97a3-ae36652cd403" xlink:to="loc_srt_ConsolidatedEntitiesDomain_751e0beb-4093-44fc-97a3-ae36652cd403_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_962f11ed-7f05-4c40-bfa7-5acd4d3e129f" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_751e0beb-4093-44fc-97a3-ae36652cd403" xlink:to="loc_srt_ConsolidatedEntitiesDomain_962f11ed-7f05-4c40-bfa7-5acd4d3e129f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_be218431-db04-4597-81c1-da78f0cb57aa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_962f11ed-7f05-4c40-bfa7-5acd4d3e129f" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_be218431-db04-4597-81c1-da78f0cb57aa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_e94b46dd-0914-4323-b384-2db8eb15e883" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:to="loc_dei_LegalEntityAxis_e94b46dd-0914-4323-b384-2db8eb15e883" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_e94b46dd-0914-4323-b384-2db8eb15e883_default" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_e94b46dd-0914-4323-b384-2db8eb15e883" xlink:to="loc_dei_EntityDomain_e94b46dd-0914-4323-b384-2db8eb15e883_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_4732f9bf-129d-4539-9e73-4e6406ed64bd" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_e94b46dd-0914-4323-b384-2db8eb15e883" xlink:to="loc_dei_EntityDomain_4732f9bf-129d-4539-9e73-4e6406ed64bd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_PointillistInc.Member_ffe5e0d9-923c-47bb-8644-a678d2448a1d" xlink:href="asps-20210630.xsd#asps_PointillistInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_4732f9bf-129d-4539-9e73-4e6406ed64bd" xlink:to="loc_asps_PointillistInc.Member_ffe5e0d9-923c-47bb-8644-a678d2448a1d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_5759e2ef-ab17-4de7-9568-d8efc67c4212" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_5759e2ef-ab17-4de7-9568-d8efc67c4212" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_5759e2ef-ab17-4de7-9568-d8efc67c4212_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_5759e2ef-ab17-4de7-9568-d8efc67c4212" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_5759e2ef-ab17-4de7-9568-d8efc67c4212_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_1a567a10-abda-4289-850e-a66710217095" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_5759e2ef-ab17-4de7-9568-d8efc67c4212" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_1a567a10-abda-4289-850e-a66710217095" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_19ccab6e-9b5f-43f9-aa8d-90d644617c14" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1a567a10-abda-4289-850e-a66710217095" xlink:to="loc_us-gaap_ConvertibleDebtMember_19ccab6e-9b5f-43f9-aa8d-90d644617c14" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_56287756-98f9-430c-b3ac-3842376438fd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_SummaryOfSignificantAccountingPoliciesTable_0278b20f-476e-4954-a19e-4e775c3351df" xlink:to="loc_us-gaap_DebtInstrumentAxis_56287756-98f9-430c-b3ac-3842376438fd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_56287756-98f9-430c-b3ac-3842376438fd_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_56287756-98f9-430c-b3ac-3842376438fd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_56287756-98f9-430c-b3ac-3842376438fd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_f08388e2-1d4d-413e-87b5-51dd316d0923" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_56287756-98f9-430c-b3ac-3842376438fd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_f08388e2-1d4d-413e-87b5-51dd316d0923" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ConvertibleNotesDueJanuary2023Member_c71dac56-61bd-4c63-a141-3ebd5653253b" xlink:href="asps-20210630.xsd#asps_ConvertibleNotesDueJanuary2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f08388e2-1d4d-413e-87b5-51dd316d0923" xlink:to="loc_asps_ConvertibleNotesDueJanuary2023Member_c71dac56-61bd-4c63-a141-3ebd5653253b" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/CUSTOMERCONCENTRATIONDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#CUSTOMERCONCENTRATIONDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/CUSTOMERCONCENTRATIONDetails" xlink:type="extended" id="iad1322cddc7245e39772d45dfb2e82a6_CUSTOMERCONCENTRATIONDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_5051a415-e17c-468f-9a5d-89153741034a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_5051a415-e17c-468f-9a5d-89153741034a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_d663010e-729d-4952-a889-c32b8a5c6d6c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_d663010e-729d-4952-a889-c32b8a5c6d6c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet_4ffb9fcf-609c-4b68-b349-7f48bc5e8ab0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:to="loc_us-gaap_AccountsReceivableNet_4ffb9fcf-609c-4b68-b349-7f48bc5e8ab0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ConcentrationRiskPercentageOfLoansServicedAndSubservicedByLargestCustomersLargestClient_2c9bdbaa-fd67-46ce-bf92-55e767473304" xlink:href="asps-20210630.xsd#asps_ConcentrationRiskPercentageOfLoansServicedAndSubservicedByLargestCustomersLargestClient"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:to="loc_asps_ConcentrationRiskPercentageOfLoansServicedAndSubservicedByLargestCustomersLargestClient_2c9bdbaa-fd67-46ce-bf92-55e767473304" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SubserviceTransferredSubjectMortgageServicingRightsMSRInitialTerm_0adc52d8-9411-4e50-b9a4-c78ceddf0b98" xlink:href="asps-20210630.xsd#asps_SubserviceTransferredSubjectMortgageServicingRightsMSRInitialTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:to="loc_asps_SubserviceTransferredSubjectMortgageServicingRightsMSRInitialTerm_0adc52d8-9411-4e50-b9a4-c78ceddf0b98" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_c8a2a4f6-0ba4-491f-99e7-8447a50cb2e5" xlink:to="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_0edf829f-ebb4-43a5-9673-fa303ea9fb5e" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_srt_ProductOrServiceAxis_0edf829f-ebb4-43a5-9673-fa303ea9fb5e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_0edf829f-ebb4-43a5-9673-fa303ea9fb5e_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_0edf829f-ebb4-43a5-9673-fa303ea9fb5e" xlink:to="loc_srt_ProductsAndServicesDomain_0edf829f-ebb4-43a5-9673-fa303ea9fb5e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_ba0274b4-9d6f-4ce1-a9ab-100a41d47dfd" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_0edf829f-ebb4-43a5-9673-fa303ea9fb5e" xlink:to="loc_srt_ProductsAndServicesDomain_ba0274b4-9d6f-4ce1-a9ab-100a41d47dfd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_MortgageServicingRightsMember_b52b0ced-d5da-44d0-af83-96f32a58e7b8" xlink:href="asps-20210630.xsd#asps_MortgageServicingRightsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_ba0274b4-9d6f-4ce1-a9ab-100a41d47dfd" xlink:to="loc_asps_MortgageServicingRightsMember_b52b0ced-d5da-44d0-af83-96f32a58e7b8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OtherDefaultRelatedServicesMember_a6004f57-42c7-41db-bc72-3d5678ff142f" xlink:href="asps-20210630.xsd#asps_OtherDefaultRelatedServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_ba0274b4-9d6f-4ce1-a9ab-100a41d47dfd" xlink:to="loc_asps_OtherDefaultRelatedServicesMember_a6004f57-42c7-41db-bc72-3d5678ff142f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_7ca44600-f2e3-4f79-af27-d8b39cfb9a69" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_srt_RangeAxis_7ca44600-f2e3-4f79-af27-d8b39cfb9a69" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_7ca44600-f2e3-4f79-af27-d8b39cfb9a69_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_7ca44600-f2e3-4f79-af27-d8b39cfb9a69" xlink:to="loc_srt_RangeMember_7ca44600-f2e3-4f79-af27-d8b39cfb9a69_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_06878e90-5818-49eb-9f42-6c3a22e7ff8e" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_7ca44600-f2e3-4f79-af27-d8b39cfb9a69" xlink:to="loc_srt_RangeMember_06878e90-5818-49eb-9f42-6c3a22e7ff8e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_e421d225-5a6b-44e6-b90e-06fbc1b0a5b9" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_06878e90-5818-49eb-9f42-6c3a22e7ff8e" xlink:to="loc_srt_MaximumMember_e421d225-5a6b-44e6-b90e-06fbc1b0a5b9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_09fc70ff-4caa-4756-81fc-b693135c4b1a" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_06878e90-5818-49eb-9f42-6c3a22e7ff8e" xlink:to="loc_srt_MinimumMember_09fc70ff-4caa-4756-81fc-b693135c4b1a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_0f9e1bbd-0300-4c97-b39d-039339aa85b3" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_dei_LegalEntityAxis_0f9e1bbd-0300-4c97-b39d-039339aa85b3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_0f9e1bbd-0300-4c97-b39d-039339aa85b3_default" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_0f9e1bbd-0300-4c97-b39d-039339aa85b3" xlink:to="loc_dei_EntityDomain_0f9e1bbd-0300-4c97-b39d-039339aa85b3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_d0a9af62-22af-4bb9-9403-46b9de3d8a39" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_0f9e1bbd-0300-4c97-b39d-039339aa85b3" xlink:to="loc_dei_EntityDomain_d0a9af62-22af-4bb9-9403-46b9de3d8a39" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OcwenFinancialCorporationMember_df465dd5-4bfb-4e35-86ef-3524a4b74bed" xlink:href="asps-20210630.xsd#asps_OcwenFinancialCorporationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_d0a9af62-22af-4bb9-9403-46b9de3d8a39" xlink:to="loc_asps_OcwenFinancialCorporationMember_df465dd5-4bfb-4e35-86ef-3524a4b74bed" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_2fe8b058-9bed-4abd-a09b-98b65ad32691" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_2fe8b058-9bed-4abd-a09b-98b65ad32691" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_2fe8b058-9bed-4abd-a09b-98b65ad32691_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_2fe8b058-9bed-4abd-a09b-98b65ad32691" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_2fe8b058-9bed-4abd-a09b-98b65ad32691_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_b22b6ca7-cc78-4fb8-999e-06909decdf25" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_2fe8b058-9bed-4abd-a09b-98b65ad32691" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_b22b6ca7-cc78-4fb8-999e-06909decdf25" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_36ad500b-1803-48ba-aa61-cd959a7ba333" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_b22b6ca7-cc78-4fb8-999e-06909decdf25" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_36ad500b-1803-48ba-aa61-cd959a7ba333" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_f5b852c5-1f27-4264-99c0-a01de83be44f" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MajorCustomersAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_srt_MajorCustomersAxis_f5b852c5-1f27-4264-99c0-a01de83be44f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_f5b852c5-1f27-4264-99c0-a01de83be44f_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_MajorCustomersAxis_f5b852c5-1f27-4264-99c0-a01de83be44f" xlink:to="loc_srt_NameOfMajorCustomerDomain_f5b852c5-1f27-4264-99c0-a01de83be44f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_MajorCustomersAxis_f5b852c5-1f27-4264-99c0-a01de83be44f" xlink:to="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OcwenFinancialCorporationMember_228b6bcb-d4e7-4d46-a735-b1786d30fa47" xlink:href="asps-20210630.xsd#asps_OcwenFinancialCorporationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:to="loc_asps_OcwenFinancialCorporationMember_228b6bcb-d4e7-4d46-a735-b1786d30fa47" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_HighlyCorrelatedOcwenMember_77579aa4-ba4f-4184-96cf-964a3301e0ec" xlink:href="asps-20210630.xsd#asps_HighlyCorrelatedOcwenMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:to="loc_asps_HighlyCorrelatedOcwenMember_77579aa4-ba4f-4184-96cf-964a3301e0ec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OcwenFinancialCorporationInvestorMember_a502325c-95e4-4aab-bb66-6e97b2ea2867" xlink:href="asps-20210630.xsd#asps_OcwenFinancialCorporationInvestorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:to="loc_asps_OcwenFinancialCorporationInvestorMember_a502325c-95e4-4aab-bb66-6e97b2ea2867" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_NRZMember_9fd95bf0-20ef-4da2-8393-2af16fb7af9d" xlink:href="asps-20210630.xsd#asps_NRZMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:to="loc_asps_NRZMember_9fd95bf0-20ef-4da2-8393-2af16fb7af9d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_HighlyCorrelatedNRZMember_d58a5be4-9535-4023-b456-e7ebb53a02f9" xlink:href="asps-20210630.xsd#asps_HighlyCorrelatedNRZMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_f537991b-7c0f-40ce-924d-34dd8a1b4020" xlink:to="loc_asps_HighlyCorrelatedNRZMember_d58a5be4-9535-4023-b456-e7ebb53a02f9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_94ac67be-27d8-4e71-89e3-9a8b128e27cc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_94ac67be-27d8-4e71-89e3-9a8b128e27cc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_94ac67be-27d8-4e71-89e3-9a8b128e27cc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_94ac67be-27d8-4e71-89e3-9a8b128e27cc" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_94ac67be-27d8-4e71-89e3-9a8b128e27cc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c709b2d0-1a86-4f74-9ac8-4b9434c5319b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_94ac67be-27d8-4e71-89e3-9a8b128e27cc" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c709b2d0-1a86-4f74-9ac8-4b9434c5319b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueSegmentMember_0235ebfb-7a72-4103-ab54-b37143c4e38b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesRevenueSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c709b2d0-1a86-4f74-9ac8-4b9434c5319b" xlink:to="loc_us-gaap_SalesRevenueSegmentMember_0235ebfb-7a72-4103-ab54-b37143c4e38b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_472dd77b-dfbb-42f7-997c-d4384b2a3655" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_99e139a3-2cc2-4978-8f4f-25ce12903a6a" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_472dd77b-dfbb-42f7-997c-d4384b2a3655" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesBillingStatusDomain_472dd77b-dfbb-42f7-997c-d4384b2a3655_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesBillingStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_472dd77b-dfbb-42f7-997c-d4384b2a3655" xlink:to="loc_us-gaap_ReceivablesBillingStatusDomain_472dd77b-dfbb-42f7-997c-d4384b2a3655_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesBillingStatusDomain_01d61557-963b-4cb0-aae0-212fa365c983" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesBillingStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_472dd77b-dfbb-42f7-997c-d4384b2a3655" xlink:to="loc_us-gaap_ReceivablesBillingStatusDomain_01d61557-963b-4cb0-aae0-212fa365c983" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BilledRevenuesMember_84872e48-cb84-42e9-b6ac-20e33ec2925d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BilledRevenuesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesBillingStatusDomain_01d61557-963b-4cb0-aae0-212fa365c983" xlink:to="loc_us-gaap_BilledRevenuesMember_84872e48-cb84-42e9-b6ac-20e33ec2925d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledRevenuesMember_3e0cc4f1-a2e2-4910-b57c-c1da41086424" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnbilledRevenuesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesBillingStatusDomain_01d61557-963b-4cb0-aae0-212fa365c983" xlink:to="loc_us-gaap_UnbilledRevenuesMember_3e0cc4f1-a2e2-4910-b57c-c1da41086424" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/SALEOFABUSINESSDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#SALEOFABUSINESSDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/SALEOFABUSINESSDetails" xlink:type="extended" id="id8dd96ab35224604baa6d08c21054321_SALEOFABUSINESSDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_75cfca91-7e68-4286-8274-d0c6b98d66f8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_75cfca91-7e68-4286-8274-d0c6b98d66f8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DisposalGroupNumberOfInstallmentPayments_260a3a5b-9f23-4217-916b-fd8d26366a7c" xlink:href="asps-20210630.xsd#asps_DisposalGroupNumberOfInstallmentPayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:to="loc_asps_DisposalGroupNumberOfInstallmentPayments_260a3a5b-9f23-4217-916b-fd8d26366a7c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_11fdd11e-dbe8-4bb4-a2f0-ab2f1807dd6b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_11fdd11e-dbe8-4bb4-a2f0-ab2f1807dd6b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_FutureProceedsfromDivestitureofBusiness_b532754f-4345-43ca-a63f-ef7e8f787ef9" xlink:href="asps-20210630.xsd#asps_FutureProceedsfromDivestitureofBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:to="loc_asps_FutureProceedsfromDivestitureofBusiness_b532754f-4345-43ca-a63f-ef7e8f787ef9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableGrossNoncurrent_b404f55d-b403-45ca-959b-5f1ae421455b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesAndLoansReceivableGrossNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:to="loc_us-gaap_NotesAndLoansReceivableGrossNoncurrent_b404f55d-b403-45ca-959b-5f1ae421455b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_fd97ba59-c63d-4e1f-9b8e-ff5a90ed1677" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_aeb8d517-43f9-4f5e-9553-6336384580e3" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_fd97ba59-c63d-4e1f-9b8e-ff5a90ed1677" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_7105a4b5-7df9-4455-adaa-77ea0f9de015" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_fd97ba59-c63d-4e1f-9b8e-ff5a90ed1677" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_7105a4b5-7df9-4455-adaa-77ea0f9de015" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_7105a4b5-7df9-4455-adaa-77ea0f9de015_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_7105a4b5-7df9-4455-adaa-77ea0f9de015" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_7105a4b5-7df9-4455-adaa-77ea0f9de015_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_cdd9ca09-c8a5-44cd-b607-f567b00b76de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_7105a4b5-7df9-4455-adaa-77ea0f9de015" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_cdd9ca09-c8a5-44cd-b607-f567b00b76de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RentalPropertyManagementBusinessMember_c2fed34a-216c-4051-ab1e-ea2bd522112b" xlink:href="asps-20210630.xsd#asps_RentalPropertyManagementBusinessMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_cdd9ca09-c8a5-44cd-b607-f567b00b76de" xlink:to="loc_asps_RentalPropertyManagementBusinessMember_c2fed34a-216c-4051-ab1e-ea2bd522112b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_37e3a407-4548-4770-a02d-415bcbf7a38e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_fd97ba59-c63d-4e1f-9b8e-ff5a90ed1677" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_37e3a407-4548-4770-a02d-415bcbf7a38e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_37e3a407-4548-4770-a02d-415bcbf7a38e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_37e3a407-4548-4770-a02d-415bcbf7a38e" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_37e3a407-4548-4770-a02d-415bcbf7a38e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_736e1cfd-ac66-414d-ad6d-7a1530c010cc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_37e3a407-4548-4770-a02d-415bcbf7a38e" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_736e1cfd-ac66-414d-ad6d-7a1530c010cc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_46db8f98-2c0e-4fe4-ae01-53d5f7a83133" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfBySaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_736e1cfd-ac66-414d-ad6d-7a1530c010cc" xlink:to="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_46db8f98-2c0e-4fe4-ae01-53d5f7a83133" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/INVESTMENTINEQUITYSECURITIESDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#INVESTMENTINEQUITYSECURITIESDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/INVESTMENTINEQUITYSECURITIESDetails" xlink:type="extended" id="i9fc8e9cd654d464b8d9deee16ae58400_INVESTMENTINEQUITYSECURITIESDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesLineItems_9a195f2c-2a2b-451d-8cb6-b579dd5a6149" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketableSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_EquitySecuritiesFVNINumberofSharesAcquired_f8f0520f-5a41-43ac-88ed-dd3ecf628c67" xlink:href="asps-20210630.xsd#asps_EquitySecuritiesFVNINumberofSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesLineItems_9a195f2c-2a2b-451d-8cb6-b579dd5a6149" xlink:to="loc_asps_EquitySecuritiesFVNINumberofSharesAcquired_f8f0520f-5a41-43ac-88ed-dd3ecf628c67" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_EquitySecuritiesFVNINumberofSharesOutstanding_2c702196-080d-4b54-b17d-ae161b24f4a6" xlink:href="asps-20210630.xsd#asps_EquitySecuritiesFVNINumberofSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesLineItems_9a195f2c-2a2b-451d-8cb6-b579dd5a6149" xlink:to="loc_asps_EquitySecuritiesFVNINumberofSharesOutstanding_2c702196-080d-4b54-b17d-ae161b24f4a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiGainLoss_015181c7-ed13-4107-8914-662b79ffd472" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquitySecuritiesFvNiGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesLineItems_9a195f2c-2a2b-451d-8cb6-b579dd5a6149" xlink:to="loc_us-gaap_EquitySecuritiesFvNiGainLoss_015181c7-ed13-4107-8914-662b79ffd472" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeDividend_af5a6402-9c2b-4acc-8ad1-4754f74dd062" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentIncomeDividend"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesLineItems_9a195f2c-2a2b-451d-8cb6-b579dd5a6149" xlink:to="loc_us-gaap_InvestmentIncomeDividend_af5a6402-9c2b-4acc-8ad1-4754f74dd062" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesTable_2a91191a-37e9-45d2-8b1c-f6c9a1b21fd2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketableSecuritiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MarketableSecuritiesLineItems_9a195f2c-2a2b-451d-8cb6-b579dd5a6149" xlink:to="loc_us-gaap_MarketableSecuritiesTable_2a91191a-37e9-45d2-8b1c-f6c9a1b21fd2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_CompanyAxis_cb36d1ed-82ec-44c3-83d2-1377acf86144" xlink:href="asps-20210630.xsd#asps_CompanyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MarketableSecuritiesTable_2a91191a-37e9-45d2-8b1c-f6c9a1b21fd2" xlink:to="loc_asps_CompanyAxis_cb36d1ed-82ec-44c3-83d2-1377acf86144" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_CompanyDomain_cb36d1ed-82ec-44c3-83d2-1377acf86144_default" xlink:href="asps-20210630.xsd#asps_CompanyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_asps_CompanyAxis_cb36d1ed-82ec-44c3-83d2-1377acf86144" xlink:to="loc_asps_CompanyDomain_cb36d1ed-82ec-44c3-83d2-1377acf86144_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_CompanyDomain_11a0a0e4-7502-4c8b-968a-8ac0bf25851f" xlink:href="asps-20210630.xsd#asps_CompanyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_asps_CompanyAxis_cb36d1ed-82ec-44c3-83d2-1377acf86144" xlink:to="loc_asps_CompanyDomain_11a0a0e4-7502-4c8b-968a-8ac0bf25851f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_AltisourceResidentialCorporationMember_b44f959b-3660-4669-82ff-c9b6d05994f5" xlink:href="asps-20210630.xsd#asps_AltisourceResidentialCorporationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_CompanyDomain_11a0a0e4-7502-4c8b-968a-8ac0bf25851f" xlink:to="loc_asps_AltisourceResidentialCorporationMember_b44f959b-3660-4669-82ff-c9b6d05994f5" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/ACCOUNTSRECEIVABLENETScheduleofAccountsReceivableNetDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#ACCOUNTSRECEIVABLENETScheduleofAccountsReceivableNetDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/ACCOUNTSRECEIVABLENETScheduleofAccountsReceivableNetDetails" xlink:type="extended" id="ib503354c50c94b6fabd611e40b4963dc_ACCOUNTSRECEIVABLENETScheduleofAccountsReceivableNetDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_901ff0d4-7ee1-4c0a-960a-2c94b9f1e928" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_534b0fd0-d1c2-44d0-99ae-3ff872da803d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_901ff0d4-7ee1-4c0a-960a-2c94b9f1e928" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_534b0fd0-d1c2-44d0-99ae-3ff872da803d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_ef41bcd1-67b9-4ad4-b092-6c6f1299cef5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_901ff0d4-7ee1-4c0a-960a-2c94b9f1e928" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_ef41bcd1-67b9-4ad4-b092-6c6f1299cef5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_c84ef719-81c5-4d4b-8323-b4cd0b2820b3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_901ff0d4-7ee1-4c0a-960a-2c94b9f1e928" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_c84ef719-81c5-4d4b-8323-b4cd0b2820b3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_12d6073a-b4a5-4ccf-b811-729a436216e9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_901ff0d4-7ee1-4c0a-960a-2c94b9f1e928" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_12d6073a-b4a5-4ccf-b811-729a436216e9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_68ddb85c-d9ab-43b2-bcab-df82e636a68d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_12d6073a-b4a5-4ccf-b811-729a436216e9" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_68ddb85c-d9ab-43b2-bcab-df82e636a68d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesBillingStatusDomain_68ddb85c-d9ab-43b2-bcab-df82e636a68d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesBillingStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_68ddb85c-d9ab-43b2-bcab-df82e636a68d" xlink:to="loc_us-gaap_ReceivablesBillingStatusDomain_68ddb85c-d9ab-43b2-bcab-df82e636a68d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesBillingStatusDomain_2dfe1ea4-45ee-4cb6-a1ef-723aaf89a48b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesBillingStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis_68ddb85c-d9ab-43b2-bcab-df82e636a68d" xlink:to="loc_us-gaap_ReceivablesBillingStatusDomain_2dfe1ea4-45ee-4cb6-a1ef-723aaf89a48b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BilledRevenuesMember_21bdfd14-be08-400b-a86a-e52dc5b8c539" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BilledRevenuesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesBillingStatusDomain_2dfe1ea4-45ee-4cb6-a1ef-723aaf89a48b" xlink:to="loc_us-gaap_BilledRevenuesMember_21bdfd14-be08-400b-a86a-e52dc5b8c539" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledRevenuesMember_416e3894-e6f9-4e6f-9af1-8de4746ceae1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnbilledRevenuesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesBillingStatusDomain_2dfe1ea4-45ee-4cb6-a1ef-723aaf89a48b" xlink:to="loc_us-gaap_UnbilledRevenuesMember_416e3894-e6f9-4e6f-9af1-8de4746ceae1" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/PREMISESANDEQUIPMENTNETDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#PREMISESANDEQUIPMENTNETDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/PREMISESANDEQUIPMENTNETDetails" xlink:type="extended" id="i2986c5a45821445890cdabe9db382912_PREMISESANDEQUIPMENTNETDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_faefe221-4f13-4761-8316-f3623853311e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_03fe6a82-7244-43f2-b362-66875f9f743e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_faefe221-4f13-4761-8316-f3623853311e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_03fe6a82-7244-43f2-b362-66875f9f743e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_be445a72-f713-4174-9bda-dc87d4f6c340" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_faefe221-4f13-4761-8316-f3623853311e" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_be445a72-f713-4174-9bda-dc87d4f6c340" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_f8d65fd3-7b38-480e-81c1-82be856767e2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_faefe221-4f13-4761-8316-f3623853311e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_f8d65fd3-7b38-480e-81c1-82be856767e2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_f6a2f317-a8d3-451e-9852-eef4b5b3b082" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Depreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_faefe221-4f13-4761-8316-f3623853311e" xlink:to="loc_us-gaap_Depreciation_f6a2f317-a8d3-451e-9852-eef4b5b3b082" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_11644ae5-546e-4d6b-8cce-ce3fcaa3edd0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_faefe221-4f13-4761-8316-f3623853311e" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_11644ae5-546e-4d6b-8cce-ce3fcaa3edd0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_dd30a945-f9b0-4d44-9bc0-90c5864e969e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_11644ae5-546e-4d6b-8cce-ce3fcaa3edd0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_dd30a945-f9b0-4d44-9bc0-90c5864e969e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_dd30a945-f9b0-4d44-9bc0-90c5864e969e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_dd30a945-f9b0-4d44-9bc0-90c5864e969e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_dd30a945-f9b0-4d44-9bc0-90c5864e969e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95472cef-555e-4bad-8130-2cd9cf71cf7b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_dd30a945-f9b0-4d44-9bc0-90c5864e969e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95472cef-555e-4bad-8130-2cd9cf71cf7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComputerEquipmentMember_ba089f34-58ce-4885-8521-f63e64f018ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ComputerEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95472cef-555e-4bad-8130-2cd9cf71cf7b" xlink:to="loc_us-gaap_ComputerEquipmentMember_ba089f34-58ce-4885-8521-f63e64f018ea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdImprovementsMember_4889dafe-152d-429e-8dc0-597bfb1e7c95" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95472cef-555e-4bad-8130-2cd9cf71cf7b" xlink:to="loc_us-gaap_LeaseholdImprovementsMember_4889dafe-152d-429e-8dc0-597bfb1e7c95" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_46b8a320-5efa-445c-bf03-8a614c9dbfe0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95472cef-555e-4bad-8130-2cd9cf71cf7b" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_46b8a320-5efa-445c-bf03-8a614c9dbfe0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OfficeEquipmentMember_0c531311-de40-485c-a365-a5a8ccee2541" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OfficeEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_95472cef-555e-4bad-8130-2cd9cf71cf7b" xlink:to="loc_us-gaap_OfficeEquipmentMember_0c531311-de40-485c-a365-a5a8ccee2541" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/PREMISESANDEQUIPMENTNETSummarybyCountryDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#PREMISESANDEQUIPMENTNETSummarybyCountryDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/PREMISESANDEQUIPMENTNETSummarybyCountryDetails" xlink:type="extended" id="i88b145ce8d2840fc8a76369771324b0a_PREMISESANDEQUIPMENTNETSummarybyCountryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_b33d57a0-1e00-4c49-b687-b228f005d010" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_fc5eea26-5ba8-4f01-8f02-e13e0b135900" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_b33d57a0-1e00-4c49-b687-b228f005d010" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_fc5eea26-5ba8-4f01-8f02-e13e0b135900" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_55a5d545-19c5-44e5-a493-98081c952f1c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_b33d57a0-1e00-4c49-b687-b228f005d010" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_55a5d545-19c5-44e5-a493-98081c952f1c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_848ad2a7-4d23-4c8c-a2c1-3140e57bc8af" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_55a5d545-19c5-44e5-a493-98081c952f1c" xlink:to="loc_srt_StatementGeographicalAxis_848ad2a7-4d23-4c8c-a2c1-3140e57bc8af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_848ad2a7-4d23-4c8c-a2c1-3140e57bc8af_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_848ad2a7-4d23-4c8c-a2c1-3140e57bc8af" xlink:to="loc_srt_SegmentGeographicalDomain_848ad2a7-4d23-4c8c-a2c1-3140e57bc8af_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_a95f3dc6-20a8-49d1-9ac8-60fca97aafb8" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_848ad2a7-4d23-4c8c-a2c1-3140e57bc8af" xlink:to="loc_srt_SegmentGeographicalDomain_a95f3dc6-20a8-49d1-9ac8-60fca97aafb8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_64b688b5-59f4-44b9-b208-a2ce965c8b28" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_a95f3dc6-20a8-49d1-9ac8-60fca97aafb8" xlink:to="loc_country_US_64b688b5-59f4-44b9-b208-a2ce965c8b28" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_LU_fe809064-31e6-4048-826c-1d44e193ee7d" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_LU"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_a95f3dc6-20a8-49d1-9ac8-60fca97aafb8" xlink:to="loc_country_LU_fe809064-31e6-4048-826c-1d44e193ee7d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_IN_480f3a6a-7369-449e-9115-1b9e4ef2ed8b" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_IN"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_a95f3dc6-20a8-49d1-9ac8-60fca97aafb8" xlink:to="loc_country_IN_480f3a6a-7369-449e-9115-1b9e4ef2ed8b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_UY_9fb8cc5f-630b-4013-b06d-28f27b72f70e" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_UY"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_a95f3dc6-20a8-49d1-9ac8-60fca97aafb8" xlink:to="loc_country_UY_9fb8cc5f-630b-4013-b06d-28f27b72f70e" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/GOODWILLANDINTANGIBLEASSETSNETIntangibleassetsnetDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#GOODWILLANDINTANGIBLEASSETSNETIntangibleassetsnetDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/GOODWILLANDINTANGIBLEASSETSNETIntangibleassetsnetDetails" xlink:type="extended" id="i78c76146f9af4e7bab098a59e735d9c4_GOODWILLANDINTANGIBLEASSETSNETIntangibleassetsnetDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_d577a2b7-79f1-4322-bc2a-7d8ec8470841" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_af3a4c08-c1b9-41fb-bfee-888062e80eaa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_d577a2b7-79f1-4322-bc2a-7d8ec8470841" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_af3a4c08-c1b9-41fb-bfee-888062e80eaa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_b31d8f37-8d48-4983-8885-435b61e20e2b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_d577a2b7-79f1-4322-bc2a-7d8ec8470841" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_b31d8f37-8d48-4983-8885-435b61e20e2b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_f2744f2b-d15f-4e02-b3fd-0f6404faafa5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_d577a2b7-79f1-4322-bc2a-7d8ec8470841" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_f2744f2b-d15f-4e02-b3fd-0f6404faafa5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_a1463488-8a16-4ca7-9b6b-be1b3bc76f09" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_d577a2b7-79f1-4322-bc2a-7d8ec8470841" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_a1463488-8a16-4ca7-9b6b-be1b3bc76f09" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8bf12a8f-9df3-497f-bf5f-9a5aa4dccb89" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_d577a2b7-79f1-4322-bc2a-7d8ec8470841" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8bf12a8f-9df3-497f-bf5f-9a5aa4dccb89" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_8de06bfe-1d71-4a46-a010-fe4fe59500ed" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8bf12a8f-9df3-497f-bf5f-9a5aa4dccb89" xlink:to="loc_srt_RangeAxis_8de06bfe-1d71-4a46-a010-fe4fe59500ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_8de06bfe-1d71-4a46-a010-fe4fe59500ed_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_8de06bfe-1d71-4a46-a010-fe4fe59500ed" xlink:to="loc_srt_RangeMember_8de06bfe-1d71-4a46-a010-fe4fe59500ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_2222e04c-6466-4e58-b114-cdce062752c3" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_8de06bfe-1d71-4a46-a010-fe4fe59500ed" xlink:to="loc_srt_RangeMember_2222e04c-6466-4e58-b114-cdce062752c3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_WeightedAverageMember_1447f00f-9d87-466a-a8f7-1f93b0d65496" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_WeightedAverageMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_2222e04c-6466-4e58-b114-cdce062752c3" xlink:to="loc_srt_WeightedAverageMember_1447f00f-9d87-466a-a8f7-1f93b0d65496" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_65ba3828-9d83-468b-8853-95b87f41edea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8bf12a8f-9df3-497f-bf5f-9a5aa4dccb89" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_65ba3828-9d83-468b-8853-95b87f41edea" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_65ba3828-9d83-468b-8853-95b87f41edea_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_65ba3828-9d83-468b-8853-95b87f41edea" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_65ba3828-9d83-468b-8853-95b87f41edea_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_65ba3828-9d83-468b-8853-95b87f41edea" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelatedIntangibleAssetsMember_7cf45638-c5bc-4fba-aca1-ad4fb26dbea3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerRelatedIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:to="loc_us-gaap_CustomerRelatedIntangibleAssetsMember_7cf45638-c5bc-4fba-aca1-ad4fb26dbea3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OperatingAgreementMember_8379ed23-4b51-4f58-bdea-6931b46af96a" xlink:href="asps-20210630.xsd#asps_OperatingAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:to="loc_asps_OperatingAgreementMember_8379ed23-4b51-4f58-bdea-6931b46af96a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TrademarksAndTradeNamesMember_4aecef74-509d-407c-a39d-ef60a307b445" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TrademarksAndTradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:to="loc_us-gaap_TrademarksAndTradeNamesMember_4aecef74-509d-407c-a39d-ef60a307b445" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncompeteAgreementsMember_fe84b3b3-1abc-49c5-b5cb-e7ac64f7f5f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoncompeteAgreementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:to="loc_us-gaap_NoncompeteAgreementsMember_fe84b3b3-1abc-49c5-b5cb-e7ac64f7f5f0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_9124badc-f720-459a-8c62-f3bf09821507" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_afaf2e15-da12-438b-98ca-cb032d027ca4" xlink:to="loc_us-gaap_OtherIntangibleAssetsMember_9124badc-f720-459a-8c62-f3bf09821507" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/LONGTERMDEBTDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#LONGTERMDEBTDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/LONGTERMDEBTDetails" xlink:type="extended" id="id6707991b7d94a9f8dc1e59b485e1f07_LONGTERMDEBTDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_cbb55109-5283-486e-9db2-f682bcc97421" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_cbb55109-5283-486e-9db2-f682bcc97421" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_2f45d8e8-6dee-49ea-8c5d-971f69beb980" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_2f45d8e8-6dee-49ea-8c5d-971f69beb980" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_a009c0ea-1023-4209-b83a-4de4a2d78ca0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_a009c0ea-1023-4209-b83a-4de4a2d78ca0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_ec490ce3-3d88-4bd0-8f2c-45efe3cf599d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_LongTermDebt_ec490ce3-3d88-4bd0-8f2c-45efe3cf599d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_b739d176-daea-412f-a1e1-2bc448a30af6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_b739d176-daea-412f-a1e1-2bc448a30af6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_MaximumDebtInstrumentCovenantLeverageRatiotoAvoidMandatoryPrepayments_5282eccb-8ead-4da0-b583-f7292508124d" xlink:href="asps-20210630.xsd#asps_MaximumDebtInstrumentCovenantLeverageRatiotoAvoidMandatoryPrepayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_MaximumDebtInstrumentCovenantLeverageRatiotoAvoidMandatoryPrepayments_5282eccb-8ead-4da0-b583-f7292508124d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentCovenantLeverageRatioatWhichMandatoryPrepaymentsIncrease_41a71ef4-69d3-4bea-bc1b-ba85a455205d" xlink:href="asps-20210630.xsd#asps_DebtInstrumentCovenantLeverageRatioatWhichMandatoryPrepaymentsIncrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentCovenantLeverageRatioatWhichMandatoryPrepaymentsIncrease_41a71ef4-69d3-4bea-bc1b-ba85a455205d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentAccordionFeaturePotentialIncreaseinAdditionalBorrowings_c76c484c-00a9-4dc5-9fd9-6bd59e8180d5" xlink:href="asps-20210630.xsd#asps_DebtInstrumentAccordionFeaturePotentialIncreaseinAdditionalBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentAccordionFeaturePotentialIncreaseinAdditionalBorrowings_c76c484c-00a9-4dc5-9fd9-6bd59e8180d5" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentAccordionFeaturePotentialIncreaseinAdditionalBorrowingsSublimit_19dc96a3-5142-4fd9-b0e3-d7c6ec1d267e" xlink:href="asps-20210630.xsd#asps_DebtInstrumentAccordionFeaturePotentialIncreaseinAdditionalBorrowingsSublimit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentAccordionFeaturePotentialIncreaseinAdditionalBorrowingsSublimit_19dc96a3-5142-4fd9-b0e3-d7c6ec1d267e" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentFixedBaseRate_98fce405-51da-4ede-bd87-1e3292e4a087" xlink:href="asps-20210630.xsd#asps_DebtInstrumentFixedBaseRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentFixedBaseRate_98fce405-51da-4ede-bd87-1e3292e4a087" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_cd419f48-35ef-4e59-8f85-c187902196fa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_cd419f48-35ef-4e59-8f85-c187902196fa" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_3d57597e-ca9a-49f0-a459-979229412c14" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_3d57597e-ca9a-49f0-a459-979229412c14" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_a5c0845f-9157-4aa7-b391-24fd792fb04f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_a5c0845f-9157-4aa7-b391-24fd792fb04f" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtCovenantPaymentDueDateDefaultPeriod_58ccdf99-6a5f-4b7d-b5f0-3d272e2c5dc3" xlink:href="asps-20210630.xsd#asps_DebtCovenantPaymentDueDateDefaultPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtCovenantPaymentDueDateDefaultPeriod_58ccdf99-6a5f-4b7d-b5f0-3d272e2c5dc3" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentAmountOfPrincipalOrInterestIfFailedToPayConsideredAsEventOfDefault_19ec2e50-28ae-40b1-b6f7-96acf4487b96" xlink:href="asps-20210630.xsd#asps_DebtInstrumentAmountOfPrincipalOrInterestIfFailedToPayConsideredAsEventOfDefault"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentAmountOfPrincipalOrInterestIfFailedToPayConsideredAsEventOfDefault_19ec2e50-28ae-40b1-b6f7-96acf4487b96" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentAmountOfDebtWhichResultsAccelerationOfDebtIfFailedToPayConsideredAsEventOfDefault_32eaed40-770f-4c5b-9ce1-5a301b6f334d" xlink:href="asps-20210630.xsd#asps_DebtInstrumentAmountOfDebtWhichResultsAccelerationOfDebtIfFailedToPayConsideredAsEventOfDefault"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentAmountOfDebtWhichResultsAccelerationOfDebtIfFailedToPayConsideredAsEventOfDefault_32eaed40-770f-4c5b-9ce1-5a301b6f334d" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentAmountOfUnbondedUndischargedOrUnstayedDebtUnderEntryByCourtOfOneOrMoreJudgmentsForCertainPeriodToDetermineEventOfDefault_707a7884-0719-48e6-b0c2-c01d9945e156" xlink:href="asps-20210630.xsd#asps_DebtInstrumentAmountOfUnbondedUndischargedOrUnstayedDebtUnderEntryByCourtOfOneOrMoreJudgmentsForCertainPeriodToDetermineEventOfDefault"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_DebtInstrumentAmountOfUnbondedUndischargedOrUnstayedDebtUnderEntryByCourtOfOneOrMoreJudgmentsForCertainPeriodToDetermineEventOfDefault_707a7884-0719-48e6-b0c2-c01d9945e156" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_bf594da2-ad5e-4086-95c8-7eb5d32143da" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedAmortizationDeferredFinanceCosts_3ecb5b23-c119-45f8-8889-f89d2c172363" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedAmortizationDeferredFinanceCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_AccumulatedAmortizationDeferredFinanceCosts_3ecb5b23-c119-45f8-8889-f89d2c172363" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_16160607-72ec-444c-8d61-bf97ce1e18a5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_16160607-72ec-444c-8d61-bf97ce1e18a5" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTerm_1d5be882-b18a-42b7-9ce4-359053adc2fb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentTerm_1d5be882-b18a-42b7-9ce4-359053adc2fb" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_LineOfCreditFacilityOutstandingBalanceThreshold_dc3d9408-cacb-4533-a539-8e068f420320" xlink:href="asps-20210630.xsd#asps_LineOfCreditFacilityOutstandingBalanceThreshold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_LineOfCreditFacilityOutstandingBalanceThreshold_dc3d9408-cacb-4533-a539-8e068f420320" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_1e8749e6-ed08-4995-b816-db576f58e6c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_1e8749e6-ed08-4995-b816-db576f58e6c7" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeeAmount_b6b9862a-fd69-478f-9879-a78d9ecdf475" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeeAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_LineOfCreditFacilityCommitmentFeeAmount_b6b9862a-fd69-478f-9879-a78d9ecdf475" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_LineOfCreditFacilityCovenantThreshold_773bd7c7-5d77-4f2b-9ea7-1c5e41c00867" xlink:href="asps-20210630.xsd#asps_LineOfCreditFacilityCovenantThreshold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_asps_LineOfCreditFacilityCovenantThreshold_773bd7c7-5d77-4f2b-9ea7-1c5e41c00867" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_c46d16eb-4d01-40c4-8e76-8e99beae97ad" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_c46d16eb-4d01-40c4-8e76-8e99beae97ad" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_7f8135a2-c874-4903-b649-b9660df66b2f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_7f8135a2-c874-4903-b649-b9660df66b2f" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2f281b7a-1627-4f09-abfe-5fe86e0e7284" xlink:to="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_6319355e-c31e-46e2-b2dd-3bb626dc0bbd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_us-gaap_DebtInstrumentAxis_6319355e-c31e-46e2-b2dd-3bb626dc0bbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_6319355e-c31e-46e2-b2dd-3bb626dc0bbd_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_6319355e-c31e-46e2-b2dd-3bb626dc0bbd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_6319355e-c31e-46e2-b2dd-3bb626dc0bbd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_78b688f6-c6fe-4d78-ad0c-6695e28d8406" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_6319355e-c31e-46e2-b2dd-3bb626dc0bbd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_78b688f6-c6fe-4d78-ad0c-6695e28d8406" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_April32018CreditAgreementMember_dc17d2ea-5e21-4edb-9685-efc56beaaf8a" xlink:href="asps-20210630.xsd#asps_April32018CreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_78b688f6-c6fe-4d78-ad0c-6695e28d8406" xlink:to="loc_asps_April32018CreditAgreementMember_dc17d2ea-5e21-4edb-9685-efc56beaaf8a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_CreditFacilityBorrowingsThroughJune222022Member_fe73675c-8410-47ac-8848-3079beb99811" xlink:href="asps-20210630.xsd#asps_CreditFacilityBorrowingsThroughJune222022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_78b688f6-c6fe-4d78-ad0c-6695e28d8406" xlink:to="loc_asps_CreditFacilityBorrowingsThroughJune222022Member_fe73675c-8410-47ac-8848-3079beb99811" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_CreditFacilityBorrowingsThroughJune222023Member_d40d9d4d-c34e-4ddc-bf1f-f06d0e247296" xlink:href="asps-20210630.xsd#asps_CreditFacilityBorrowingsThroughJune222023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_78b688f6-c6fe-4d78-ad0c-6695e28d8406" xlink:to="loc_asps_CreditFacilityBorrowingsThroughJune222023Member_d40d9d4d-c34e-4ddc-bf1f-f06d0e247296" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_CreditFacilityBorrowingsThroughEndOfTermMember_f3073fe3-f7fc-4d17-b505-effb8a6cfd89" xlink:href="asps-20210630.xsd#asps_CreditFacilityBorrowingsThroughEndOfTermMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_78b688f6-c6fe-4d78-ad0c-6695e28d8406" xlink:to="loc_asps_CreditFacilityBorrowingsThroughEndOfTermMember_f3073fe3-f7fc-4d17-b505-effb8a6cfd89" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_f5c09961-c606-4d82-b6a7-e96ccc938846" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_f5c09961-c606-4d82-b6a7-e96ccc938846" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_f5c09961-c606-4d82-b6a7-e96ccc938846_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_f5c09961-c606-4d82-b6a7-e96ccc938846" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_f5c09961-c606-4d82-b6a7-e96ccc938846_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_f0052065-ddda-4ee5-92fc-821923d98aa9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_f5c09961-c606-4d82-b6a7-e96ccc938846" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_f0052065-ddda-4ee5-92fc-821923d98aa9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_TermBLoansMember_7c76ac6f-f2d9-41c7-931b-06def1b55dda" xlink:href="asps-20210630.xsd#asps_TermBLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_f0052065-ddda-4ee5-92fc-821923d98aa9" xlink:to="loc_asps_TermBLoansMember_7c76ac6f-f2d9-41c7-931b-06def1b55dda" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SeniorSecuredTermLoanMember_bcf84845-3df3-4595-8edd-ae105ee009f0" xlink:href="asps-20210630.xsd#asps_SeniorSecuredTermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_f0052065-ddda-4ee5-92fc-821923d98aa9" xlink:to="loc_asps_SeniorSecuredTermLoanMember_bcf84845-3df3-4595-8edd-ae105ee009f0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_40e0a644-a979-4197-9d8d-724f8ad63a6e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_f0052065-ddda-4ee5-92fc-821923d98aa9" xlink:to="loc_us-gaap_LineOfCreditMember_40e0a644-a979-4197-9d8d-724f8ad63a6e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_24795f39-8cf7-4cc3-919f-3c0de653bf48" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_us-gaap_CreditFacilityAxis_24795f39-8cf7-4cc3-919f-3c0de653bf48" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_24795f39-8cf7-4cc3-919f-3c0de653bf48_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_24795f39-8cf7-4cc3-919f-3c0de653bf48" xlink:to="loc_us-gaap_CreditFacilityDomain_24795f39-8cf7-4cc3-919f-3c0de653bf48_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_15db1d0e-9f22-43a6-bd1d-f1964bb75eb1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_24795f39-8cf7-4cc3-919f-3c0de653bf48" xlink:to="loc_us-gaap_CreditFacilityDomain_15db1d0e-9f22-43a6-bd1d-f1964bb75eb1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_fe7d19ad-0515-464c-a6ac-19041f0aed79" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_15db1d0e-9f22-43a6-bd1d-f1964bb75eb1" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_fe7d19ad-0515-464c-a6ac-19041f0aed79" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_de2299ea-9485-41e6-86f9-cb5ae58bb3c9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_us-gaap_VariableRateAxis_de2299ea-9485-41e6-86f9-cb5ae58bb3c9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_de2299ea-9485-41e6-86f9-cb5ae58bb3c9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_de2299ea-9485-41e6-86f9-cb5ae58bb3c9" xlink:to="loc_us-gaap_VariableRateDomain_de2299ea-9485-41e6-86f9-cb5ae58bb3c9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_c4c590e2-7a1e-4095-adac-f89b213b700f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_de2299ea-9485-41e6-86f9-cb5ae58bb3c9" xlink:to="loc_us-gaap_VariableRateDomain_c4c590e2-7a1e-4095-adac-f89b213b700f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentVariableRateAdjustedEurodollarRateMember_aa0b8024-913c-4a7d-9bd4-8aab05d6e78a" xlink:href="asps-20210630.xsd#asps_DebtInstrumentVariableRateAdjustedEurodollarRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_c4c590e2-7a1e-4095-adac-f89b213b700f" xlink:to="loc_asps_DebtInstrumentVariableRateAdjustedEurodollarRateMember_aa0b8024-913c-4a7d-9bd4-8aab05d6e78a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BaseRateMember_8a78c440-7cd1-44ec-95f0-729984775a40" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BaseRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_c4c590e2-7a1e-4095-adac-f89b213b700f" xlink:to="loc_us-gaap_BaseRateMember_8a78c440-7cd1-44ec-95f0-729984775a40" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_06b40a47-c26c-4f5e-839d-a1055cc1c428" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_srt_RangeAxis_06b40a47-c26c-4f5e-839d-a1055cc1c428" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_06b40a47-c26c-4f5e-839d-a1055cc1c428_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_06b40a47-c26c-4f5e-839d-a1055cc1c428" xlink:to="loc_srt_RangeMember_06b40a47-c26c-4f5e-839d-a1055cc1c428_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_aabe1662-6c58-415c-929a-b4365f5c5d66" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_06b40a47-c26c-4f5e-839d-a1055cc1c428" xlink:to="loc_srt_RangeMember_aabe1662-6c58-415c-929a-b4365f5c5d66" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_ef60ad33-400f-48d2-96e1-eef17e928547" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_aabe1662-6c58-415c-929a-b4365f5c5d66" xlink:to="loc_srt_MaximumMember_ef60ad33-400f-48d2-96e1-eef17e928547" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_4b35ff4f-31ad-47fc-a207-a11cc0bd4c6a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_4b35ff4f-31ad-47fc-a207-a11cc0bd4c6a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_4b35ff4f-31ad-47fc-a207-a11cc0bd4c6a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_4b35ff4f-31ad-47fc-a207-a11cc0bd4c6a" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_4b35ff4f-31ad-47fc-a207-a11cc0bd4c6a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_718ce98b-fc18-4d77-952e-4ca4078daf7b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_4b35ff4f-31ad-47fc-a207-a11cc0bd4c6a" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_718ce98b-fc18-4d77-952e-4ca4078daf7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_ed72f1cd-e2c5-44f9-aca0-b2e598fd032c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_718ce98b-fc18-4d77-952e-4ca4078daf7b" xlink:to="loc_us-gaap_SubsequentEventMember_ed72f1cd-e2c5-44f9-aca0-b2e598fd032c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_20382d54-d1c2-402c-ab0f-48747e6650b1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_be33875a-15f5-4d02-92c8-810487d73e9e" xlink:to="loc_srt_OwnershipAxis_20382d54-d1c2-402c-ab0f-48747e6650b1" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_20382d54-d1c2-402c-ab0f-48747e6650b1_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_20382d54-d1c2-402c-ab0f-48747e6650b1" xlink:to="loc_srt_OwnershipDomain_20382d54-d1c2-402c-ab0f-48747e6650b1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_d3b5ffa1-9c11-48c0-95d6-1e76b9e33784" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_20382d54-d1c2-402c-ab0f-48747e6650b1" xlink:to="loc_srt_OwnershipDomain_d3b5ffa1-9c11-48c0-95d6-1e76b9e33784" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_AltisourceSARLMember_f94b3cb5-da7e-40a0-855f-6bafc992fdd7" xlink:href="asps-20210630.xsd#asps_AltisourceSARLMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_d3b5ffa1-9c11-48c0-95d6-1e76b9e33784" xlink:to="loc_asps_AltisourceSARLMember_f94b3cb5-da7e-40a0-855f-6bafc992fdd7" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSFairValueMeasurementsRecurringandNonrecurringDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="extended" id="ia711e3ef8b9a4573a102e23472a20076_FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSFairValueMeasurementsRecurringandNonrecurringDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_85bdca31-eca8-41ea-ad7c-3585edc1692f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_6feb3430-cec7-47ec-9801-be74cee1e60d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_85bdca31-eca8-41ea-ad7c-3585edc1692f" xlink:to="loc_us-gaap_AssetsFairValueDisclosureAbstract_6feb3430-cec7-47ec-9801-be74cee1e60d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_e75c0956-5a28-41e9-a9ee-e848551323d4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_6feb3430-cec7-47ec-9801-be74cee1e60d" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_e75c0956-5a28-41e9-a9ee-e848551323d4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_00cf4279-7807-41d1-a841-2eaa5099ef12" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_6feb3430-cec7-47ec-9801-be74cee1e60d" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_00cf4279-7807-41d1-a841-2eaa5099ef12" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableGrossNoncurrent_cc7bcd22-4fe0-4d29-978a-56cabed6a2c5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesAndLoansReceivableGrossNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_6feb3430-cec7-47ec-9801-be74cee1e60d" xlink:to="loc_us-gaap_NotesAndLoansReceivableGrossNoncurrent_cc7bcd22-4fe0-4d29-978a-56cabed6a2c5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_42764eb2-d5f6-4cd7-be2f-d43375d04cb0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_85bdca31-eca8-41ea-ad7c-3585edc1692f" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_42764eb2-d5f6-4cd7-be2f-d43375d04cb0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_512d0550-986d-4358-b697-3c3369b6ab5b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_42764eb2-d5f6-4cd7-be2f-d43375d04cb0" xlink:to="loc_us-gaap_LongTermDebtFairValue_512d0550-986d-4358-b697-3c3369b6ab5b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f1ec9e2f-80d0-4a6d-b6d4-307c4a3c610f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_85bdca31-eca8-41ea-ad7c-3585edc1692f" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f1ec9e2f-80d0-4a6d-b6d4-307c4a3c610f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_a169e639-f0aa-4344-a91a-bf1e63518008" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f1ec9e2f-80d0-4a6d-b6d4-307c4a3c610f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_a169e639-f0aa-4344-a91a-bf1e63518008" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_a169e639-f0aa-4344-a91a-bf1e63518008_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_a169e639-f0aa-4344-a91a-bf1e63518008" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_a169e639-f0aa-4344-a91a-bf1e63518008_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_51276496-1592-4907-8f6d-b2c3ed2f1e6d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_a169e639-f0aa-4344-a91a-bf1e63518008" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_51276496-1592-4907-8f6d-b2c3ed2f1e6d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SeniorSecuredTermLoanMember_f0fcc432-d386-4fc3-bd0e-917cb316c152" xlink:href="asps-20210630.xsd#asps_SeniorSecuredTermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_51276496-1592-4907-8f6d-b2c3ed2f1e6d" xlink:to="loc_asps_SeniorSecuredTermLoanMember_f0fcc432-d386-4fc3-bd0e-917cb316c152" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_08cd2914-34ff-49ca-9596-3428f5084b63" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f1ec9e2f-80d0-4a6d-b6d4-307c4a3c610f" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_08cd2914-34ff-49ca-9596-3428f5084b63" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_08cd2914-34ff-49ca-9596-3428f5084b63_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_08cd2914-34ff-49ca-9596-3428f5084b63" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_08cd2914-34ff-49ca-9596-3428f5084b63_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dd0795c6-4216-4540-8ad7-ab1cb0c56f82" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_08cd2914-34ff-49ca-9596-3428f5084b63" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dd0795c6-4216-4540-8ad7-ab1cb0c56f82" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_b477d8a3-1229-4f7d-a15f-2dee3601d943" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dd0795c6-4216-4540-8ad7-ab1cb0c56f82" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_b477d8a3-1229-4f7d-a15f-2dee3601d943" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_03189a1e-c034-4543-9c0e-472dbca620f1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dd0795c6-4216-4540-8ad7-ab1cb0c56f82" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_03189a1e-c034-4543-9c0e-472dbca620f1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_698e4d42-c36a-430f-a4f9-f75bc6f88cb2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dd0795c6-4216-4540-8ad7-ab1cb0c56f82" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_698e4d42-c36a-430f-a4f9-f75bc6f88cb2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0176d104-a543-4e39-ba8e-a129fd0336a8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f1ec9e2f-80d0-4a6d-b6d4-307c4a3c610f" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0176d104-a543-4e39-ba8e-a129fd0336a8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_0176d104-a543-4e39-ba8e-a129fd0336a8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0176d104-a543-4e39-ba8e-a129fd0336a8" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_0176d104-a543-4e39-ba8e-a129fd0336a8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_42405b5e-34eb-4ba4-90f0-78dd2b446f9f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0176d104-a543-4e39-ba8e-a129fd0336a8" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_42405b5e-34eb-4ba4-90f0-78dd2b446f9f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_b2001508-26ab-496c-afcf-7bf62f85e92e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_42405b5e-34eb-4ba4-90f0-78dd2b446f9f" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_b2001508-26ab-496c-afcf-7bf62f85e92e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSNarrativeDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSNarrativeDetails" xlink:type="extended" id="ia851a02c22d54b3683aae396a4919793_FAIRVALUEMEASUREMENTSANDFINANCIALINSTRUMENTSNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_33352aa1-8e7c-498f-8b96-8e468ef72946" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_FutureProceedsfromDivestitureofBusiness_865a51f9-92fe-4125-be48-091e8a1a4192" xlink:href="asps-20210630.xsd#asps_FutureProceedsfromDivestitureofBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_33352aa1-8e7c-498f-8b96-8e468ef72946" xlink:to="loc_asps_FutureProceedsfromDivestitureofBusiness_865a51f9-92fe-4125-be48-091e8a1a4192" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_d0a8eb65-89ae-4bdd-8f29-1546e51e726d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_33352aa1-8e7c-498f-8b96-8e468ef72946" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_d0a8eb65-89ae-4bdd-8f29-1546e51e726d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_33352aa1-8e7c-498f-8b96-8e468ef72946" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_180ff076-fcdc-4792-8bac-4b1a906b3e70" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_180ff076-fcdc-4792-8bac-4b1a906b3e70" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_180ff076-fcdc-4792-8bac-4b1a906b3e70_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_180ff076-fcdc-4792-8bac-4b1a906b3e70" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_180ff076-fcdc-4792-8bac-4b1a906b3e70_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c8df175c-9742-4203-b71b-550d106cce56" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_180ff076-fcdc-4792-8bac-4b1a906b3e70" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c8df175c-9742-4203-b71b-550d106cce56" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueSegmentMember_2729dea6-e510-4fc7-b655-947033524054" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesRevenueSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c8df175c-9742-4203-b71b-550d106cce56" xlink:to="loc_us-gaap_SalesRevenueSegmentMember_2729dea6-e510-4fc7-b655-947033524054" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_78741314-1f47-4ea6-bfd7-807b0bc66027" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_78741314-1f47-4ea6-bfd7-807b0bc66027" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_78741314-1f47-4ea6-bfd7-807b0bc66027_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_78741314-1f47-4ea6-bfd7-807b0bc66027" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_78741314-1f47-4ea6-bfd7-807b0bc66027_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_808fcc2e-0a1d-4fe8-9e4b-9fcc00399012" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_78741314-1f47-4ea6-bfd7-807b0bc66027" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_808fcc2e-0a1d-4fe8-9e4b-9fcc00399012" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_c6d51b58-c7a0-4ae1-ac77-8bc85d33da46" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_808fcc2e-0a1d-4fe8-9e4b-9fcc00399012" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_c6d51b58-c7a0-4ae1-ac77-8bc85d33da46" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_c5e68cf9-62c6-4f79-bd64-d5564f1e9678" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MajorCustomersAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:to="loc_srt_MajorCustomersAxis_c5e68cf9-62c6-4f79-bd64-d5564f1e9678" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_c5e68cf9-62c6-4f79-bd64-d5564f1e9678_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_MajorCustomersAxis_c5e68cf9-62c6-4f79-bd64-d5564f1e9678" xlink:to="loc_srt_NameOfMajorCustomerDomain_c5e68cf9-62c6-4f79-bd64-d5564f1e9678_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_30065482-d6fa-49cb-9861-625b9c777075" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_MajorCustomersAxis_c5e68cf9-62c6-4f79-bd64-d5564f1e9678" xlink:to="loc_srt_NameOfMajorCustomerDomain_30065482-d6fa-49cb-9861-625b9c777075" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OcwenFinancialCorporationMember_b92055be-4560-4e06-9bff-ebbb1ef48568" xlink:href="asps-20210630.xsd#asps_OcwenFinancialCorporationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_30065482-d6fa-49cb-9861-625b9c777075" xlink:to="loc_asps_OcwenFinancialCorporationMember_b92055be-4560-4e06-9bff-ebbb1ef48568" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_7c892d3e-14a1-4698-8c84-0acf1fe5e28a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_7c892d3e-14a1-4698-8c84-0acf1fe5e28a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_7c892d3e-14a1-4698-8c84-0acf1fe5e28a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_7c892d3e-14a1-4698-8c84-0acf1fe5e28a" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_7c892d3e-14a1-4698-8c84-0acf1fe5e28a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_8a334faa-e604-463b-a240-91452b9f6ed3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_7c892d3e-14a1-4698-8c84-0acf1fe5e28a" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_8a334faa-e604-463b-a240-91452b9f6ed3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_7d589f11-b16d-46b9-a747-13a9887a6744" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfBySaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_8a334faa-e604-463b-a240-91452b9f6ed3" xlink:to="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_7d589f11-b16d-46b9-a747-13a9887a6744" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_940b8f3f-32ed-4e88-bbd7-6333dfa0b18a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_7c97578f-b81c-47bc-9a01-659888b83fd0" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_940b8f3f-32ed-4e88-bbd7-6333dfa0b18a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_940b8f3f-32ed-4e88-bbd7-6333dfa0b18a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_940b8f3f-32ed-4e88-bbd7-6333dfa0b18a" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_940b8f3f-32ed-4e88-bbd7-6333dfa0b18a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_1bafaca1-81e7-4acd-84a6-f0ca7b027673" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_940b8f3f-32ed-4e88-bbd7-6333dfa0b18a" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_1bafaca1-81e7-4acd-84a6-f0ca7b027673" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RentalPropertyManagementBusinessMember_8c635464-7aaf-42ab-ac08-468635c28cab" xlink:href="asps-20210630.xsd#asps_RentalPropertyManagementBusinessMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_1bafaca1-81e7-4acd-84a6-f0ca7b027673" xlink:to="loc_asps_RentalPropertyManagementBusinessMember_8c635464-7aaf-42ab-ac08-468635c28cab" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONStockRepurchasePlanShareBasedCompensationDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONStockRepurchasePlanShareBasedCompensationDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONStockRepurchasePlanShareBasedCompensationDetails" xlink:type="extended" id="i8a62e95b77ba4c4d9bc0479ebf727a8c_SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONStockRepurchasePlanShareBasedCompensationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8af0902d-8010-4745-a7d7-c01b19388cda" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:href="asps-20210630.xsd#asps_TreasuryStockAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8af0902d-8010-4745-a7d7-c01b19388cda" xlink:to="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_ab1b2de6-5f6e-424c-ab9e-c258f159357a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_ab1b2de6-5f6e-424c-ab9e-c258f159357a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_StockRepurchaseProgramPercentageOfOutstandingSharesAuthorizedToBeRepurchased_f2ada21d-763d-413e-8a5d-81f5b124e27e" xlink:href="asps-20210630.xsd#asps_StockRepurchaseProgramPercentageOfOutstandingSharesAuthorizedToBeRepurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_asps_StockRepurchaseProgramPercentageOfOutstandingSharesAuthorizedToBeRepurchased_f2ada21d-763d-413e-8a5d-81f5b124e27e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_StockRepurchaseProgramMinimumCostPerShareAuthorizedForRepurchase_554a1b5b-048a-44c6-aaa6-ed7f042a092e" xlink:href="asps-20210630.xsd#asps_StockRepurchaseProgramMinimumCostPerShareAuthorizedForRepurchase"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_asps_StockRepurchaseProgramMinimumCostPerShareAuthorizedForRepurchase_554a1b5b-048a-44c6-aaa6-ed7f042a092e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_StockRepurchaseProgramMaximumCostPerShareAuthorizedForRepurchase_e49bd162-928b-484a-94cf-8add246e40f9" xlink:href="asps-20210630.xsd#asps_StockRepurchaseProgramMaximumCostPerShareAuthorizedForRepurchase"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_asps_StockRepurchaseProgramMaximumCostPerShareAuthorizedForRepurchase_e49bd162-928b-484a-94cf-8add246e40f9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramPeriodInForce1_e5dff4c2-7338-45f9-b4f0-e32888821c1e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRepurchaseProgramPeriodInForce1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_us-gaap_StockRepurchaseProgramPeriodInForce1_e5dff4c2-7338-45f9-b4f0-e32888821c1e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_a31b1ded-93bd-4153-987e-2188232cef38" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_a31b1ded-93bd-4153-987e-2188232cef38" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_b37889a6-e1e9-4e97-a4eb-03e5b01200ef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_b37889a6-e1e9-4e97-a4eb-03e5b01200ef" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_a08e7ad5-f406-44b8-bf4a-69cf1e41d1ae" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_a08e7ad5-f406-44b8-bf4a-69cf1e41d1ae" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_StockRepurchaseProgramRepurchaseCapacityAmount_1e407b38-b8e0-4f34-b7a2-b1332893111c" xlink:href="asps-20210630.xsd#asps_StockRepurchaseProgramRepurchaseCapacityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_asps_StockRepurchaseProgramRepurchaseCapacityAmount_1e407b38-b8e0-4f34-b7a2-b1332893111c" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_DebtInstrumentCovenantLeverageRatioatWhichMandatoryPrepaymentsIncrease_e0521f3b-74da-4c70-b730-74404b051bf8" xlink:href="asps-20210630.xsd#asps_DebtInstrumentCovenantLeverageRatioatWhichMandatoryPrepaymentsIncrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_TreasuryStockAbstract_c1e0de0d-124c-488e-8be5-c77e79c592f6" xlink:to="loc_asps_DebtInstrumentCovenantLeverageRatioatWhichMandatoryPrepaymentsIncrease_e0521f3b-74da-4c70-b730-74404b051bf8" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8af0902d-8010-4745-a7d7-c01b19388cda" xlink:to="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_64e91e5e-fd20-4509-81af-08af573900d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_ShareBasedCompensation_64e91e5e-fd20-4509-81af-08af573900d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_889739f1-1622-4dd1-bac6-ba5532bf78c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_889739f1-1622-4dd1-bac6-ba5532bf78c1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_dda59537-f512-4022-99f2-99e1970bea54" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_dda59537-f512-4022-99f2-99e1970bea54" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_bb492d8b-4709-44cb-961b-9c1ec5138c1b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_bb492d8b-4709-44cb-961b-9c1ec5138c1b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_470750ab-301c-477b-b898-401a65df5f00" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_470750ab-301c-477b-b898-401a65df5f00" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_8335f35b-0410-479e-952f-6201d4c3a775" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_8335f35b-0410-479e-952f-6201d4c3a775" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfComponentsOfAward_d903f30d-abe6-4f43-a675-636490657f27" xlink:href="asps-20210630.xsd#asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfComponentsOfAward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfComponentsOfAward_d903f30d-abe6-4f43-a675-636490657f27" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfAwards_022c91c8-c41c-402a-8dbe-05525075c5e1" xlink:href="asps-20210630.xsd#asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfAwards"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfAwards_022c91c8-c41c-402a-8dbe-05525075c5e1" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsThreshold_09e45ca2-ca24-47fa-90eb-a43eabe99364" xlink:href="asps-20210630.xsd#asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsThreshold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsThreshold_09e45ca2-ca24-47fa-90eb-a43eabe99364" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfCompoundedAnnualGainOfStockPriceOverExercisePriceRequiredForAwardToVest_5ba34e13-3754-4fef-9ea5-fe053a619ed9" xlink:href="asps-20210630.xsd#asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfCompoundedAnnualGainOfStockPriceOverExercisePriceRequiredForAwardToVest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfCompoundedAnnualGainOfStockPriceOverExercisePriceRequiredForAwardToVest_5ba34e13-3754-4fef-9ea5-fe053a619ed9" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SharebasedCompensationArrangementBySharebasedPaymentAwardAllowablePerformancePeriodBeforeExpirationDate_81e575ea-1bff-4a5c-b69e-e7ad576dbcfe" xlink:href="asps-20210630.xsd#asps_SharebasedCompensationArrangementBySharebasedPaymentAwardAllowablePerformancePeriodBeforeExpirationDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_SharebasedCompensationArrangementBySharebasedPaymentAwardAllowablePerformancePeriodBeforeExpirationDate_81e575ea-1bff-4a5c-b69e-e7ad576dbcfe" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_c3400e15-4a2b-4ef1-a28f-f6fce9cd3d19" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_c3400e15-4a2b-4ef1-a28f-f6fce9cd3d19" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsAttainmentExceedsTargetVestingPercentage_0652c26d-1deb-44a3-a701-d12fb944cb68" xlink:href="asps-20210630.xsd#asps_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsAttainmentExceedsTargetVestingPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsAttainmentExceedsTargetVestingPercentage_0652c26d-1deb-44a3-a701-d12fb944cb68" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_b6cad316-e86f-45dd-b149-c3c36c0edf7c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_b6cad316-e86f-45dd-b149-c3c36c0edf7c" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_3d3c30a0-975c-45c3-81c0-eb95f90a3d0c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_3d3c30a0-975c-45c3-81c0-eb95f90a3d0c" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted_ad708a37-215b-4329-8554-8187a250bf2b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted_ad708a37-215b-4329-8554-8187a250bf2b" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SharebasedCompensationArrangementbySharebasedPaymentAwardNonOptionEquityInstrumentsGrantsinPeriodWeightedAverageGrantDateFairValue_b5927404-cec1-4813-a54d-82cf82fa1906" xlink:href="asps-20210630.xsd#asps_SharebasedCompensationArrangementbySharebasedPaymentAwardNonOptionEquityInstrumentsGrantsinPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_708e1ad6-8ce3-4200-938a-ad2fda802859" xlink:to="loc_asps_SharebasedCompensationArrangementbySharebasedPaymentAwardNonOptionEquityInstrumentsGrantsinPeriodWeightedAverageGrantDateFairValue_b5927404-cec1-4813-a54d-82cf82fa1906" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_6e2641ac-b323-4711-a481-f665b72e8117" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8af0902d-8010-4745-a7d7-c01b19388cda" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_6e2641ac-b323-4711-a481-f665b72e8117" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_1b9c7cbb-66c0-4a08-bed3-e6480d635303" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_6e2641ac-b323-4711-a481-f665b72e8117" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_1b9c7cbb-66c0-4a08-bed3-e6480d635303" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8af0902d-8010-4745-a7d7-c01b19388cda" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramAxis_820e396a-225e-45cc-9de4-97e3fc631b43" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareRepurchaseProgramAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_us-gaap_ShareRepurchaseProgramAxis_820e396a-225e-45cc-9de4-97e3fc631b43" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_820e396a-225e-45cc-9de4-97e3fc631b43_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_820e396a-225e-45cc-9de4-97e3fc631b43" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_820e396a-225e-45cc-9de4-97e3fc631b43_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_475ed8fb-2306-4808-a6ba-a134a71d75de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_820e396a-225e-45cc-9de4-97e3fc631b43" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_475ed8fb-2306-4808-a6ba-a134a71d75de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareRepurchaseProgramCurrentMember_6ce7323c-f550-407b-9077-108720d66c47" xlink:href="asps-20210630.xsd#asps_ShareRepurchaseProgramCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_475ed8fb-2306-4808-a6ba-a134a71d75de" xlink:to="loc_asps_ShareRepurchaseProgramCurrentMember_6ce7323c-f550-407b-9077-108720d66c47" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_b85ec0ce-1955-4447-ad94-8d435ad30ed2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_us-gaap_AwardTypeAxis_b85ec0ce-1955-4447-ad94-8d435ad30ed2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_b85ec0ce-1955-4447-ad94-8d435ad30ed2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_b85ec0ce-1955-4447-ad94-8d435ad30ed2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_b85ec0ce-1955-4447-ad94-8d435ad30ed2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_b85ec0ce-1955-4447-ad94-8d435ad30ed2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedPaymentArrangementOptionServiceBasedMember_6a4c6de9-653c-483e-8a2a-66016a58d4cd" xlink:href="asps-20210630.xsd#asps_ShareBasedPaymentArrangementOptionServiceBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_ShareBasedPaymentArrangementOptionServiceBasedMember_6a4c6de9-653c-483e-8a2a-66016a58d4cd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedMember_f1e130fd-1592-452e-9083-55be939bb78b" xlink:href="asps-20210630.xsd#asps_ShareBasedPaymentArrangementOptionMarketBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedMember_f1e130fd-1592-452e-9083-55be939bb78b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedOrdinaryPerformanceMember_2c3e91ec-83b5-41a4-a13d-26cc55537abf" xlink:href="asps-20210630.xsd#asps_ShareBasedPaymentArrangementOptionMarketBasedOrdinaryPerformanceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedMember_f1e130fd-1592-452e-9083-55be939bb78b" xlink:to="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedOrdinaryPerformanceMember_2c3e91ec-83b5-41a4-a13d-26cc55537abf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedExtraordinaryPerformanceMember_ebdab18f-2fe0-45d2-a1ac-4538e54b2a76" xlink:href="asps-20210630.xsd#asps_ShareBasedPaymentArrangementOptionMarketBasedExtraordinaryPerformanceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedMember_f1e130fd-1592-452e-9083-55be939bb78b" xlink:to="loc_asps_ShareBasedPaymentArrangementOptionMarketBasedExtraordinaryPerformanceMember_ebdab18f-2fe0-45d2-a1ac-4538e54b2a76" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedPaymentArrangementOptionPerformanceBasedMember_0e731480-10d0-4b77-a972-2b2d874ecb2b" xlink:href="asps-20210630.xsd#asps_ShareBasedPaymentArrangementOptionPerformanceBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_ShareBasedPaymentArrangementOptionPerformanceBasedMember_0e731480-10d0-4b77-a972-2b2d874ecb2b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsServiceBasedMember_f1ea23f1-e109-4de6-9eff-70c488c4a06c" xlink:href="asps-20210630.xsd#asps_RestrictedStockAndRestrictedStockUnitsRSUsServiceBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsServiceBasedMember_f1ea23f1-e109-4de6-9eff-70c488c4a06c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsPerformanceBasedMember_0b52c279-e388-4faa-90e2-160e6ac01787" xlink:href="asps-20210630.xsd#asps_RestrictedStockAndRestrictedStockUnitsRSUsPerformanceBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsPerformanceBasedMember_0b52c279-e388-4faa-90e2-160e6ac01787" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsMarketBasedMember_f3507318-dbf0-40fd-ba72-fd14613e5a25" xlink:href="asps-20210630.xsd#asps_RestrictedStockAndRestrictedStockUnitsRSUsMarketBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsMarketBasedMember_f3507318-dbf0-40fd-ba72-fd14613e5a25" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsPerformanceBasedAndMarketBasedMember_b8a8bccc-d6dc-4e25-933e-de1f8e67d9e4" xlink:href="asps-20210630.xsd#asps_RestrictedStockAndRestrictedStockUnitsRSUsPerformanceBasedAndMarketBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsPerformanceBasedAndMarketBasedMember_b8a8bccc-d6dc-4e25-933e-de1f8e67d9e4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_5fe23286-1116-47bd-bd6f-166612c46925" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_5fe23286-1116-47bd-bd6f-166612c46925" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockUnitsRSUsPerformanceBasedAndMarketBasedMember_1aa05b90-b5fc-4935-b9a6-b59b19f2258b" xlink:href="asps-20210630.xsd#asps_RestrictedStockUnitsRSUsPerformanceBasedAndMarketBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_RestrictedStockUnitsRSUsPerformanceBasedAndMarketBasedMember_1aa05b90-b5fc-4935-b9a6-b59b19f2258b" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockUnitsRSUsMarketBasedMember_b8808853-ad25-4d5a-9a69-89fef0ea2fe9" xlink:href="asps-20210630.xsd#asps_RestrictedStockUnitsRSUsMarketBasedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_425df370-46a9-4140-af8d-1c27845c99f9" xlink:to="loc_asps_RestrictedStockUnitsRSUsMarketBasedMember_b8808853-ad25-4d5a-9a69-89fef0ea2fe9" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_a5819475-e89a-4ab3-92d7-e466ef50a7bf" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_srt_RangeAxis_a5819475-e89a-4ab3-92d7-e466ef50a7bf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_a5819475-e89a-4ab3-92d7-e466ef50a7bf_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_a5819475-e89a-4ab3-92d7-e466ef50a7bf" xlink:to="loc_srt_RangeMember_a5819475-e89a-4ab3-92d7-e466ef50a7bf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_521232f4-798f-42f4-814d-386f13c75d29" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_a5819475-e89a-4ab3-92d7-e466ef50a7bf" xlink:to="loc_srt_RangeMember_521232f4-798f-42f4-814d-386f13c75d29" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_8494872f-5df3-428b-88e2-1b080b0ef5dd" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_521232f4-798f-42f4-814d-386f13c75d29" xlink:to="loc_srt_MinimumMember_8494872f-5df3-428b-88e2-1b080b0ef5dd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_d1d59b55-b3ac-45df-b135-6c8ace3abcd1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_521232f4-798f-42f4-814d-386f13c75d29" xlink:to="loc_srt_MaximumMember_d1d59b55-b3ac-45df-b135-6c8ace3abcd1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_8d83cf63-effe-42a4-8bae-43dc9add4e51" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_us-gaap_CreditFacilityAxis_8d83cf63-effe-42a4-8bae-43dc9add4e51" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_8d83cf63-effe-42a4-8bae-43dc9add4e51_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_8d83cf63-effe-42a4-8bae-43dc9add4e51" xlink:to="loc_us-gaap_CreditFacilityDomain_8d83cf63-effe-42a4-8bae-43dc9add4e51_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_bd9bf2cd-990b-464e-b52d-11e86027653f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_8d83cf63-effe-42a4-8bae-43dc9add4e51" xlink:to="loc_us-gaap_CreditFacilityDomain_bd9bf2cd-990b-464e-b52d-11e86027653f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_b2166eff-8118-48a9-97ae-3ed5428623a8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_bd9bf2cd-990b-464e-b52d-11e86027653f" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_b2166eff-8118-48a9-97ae-3ed5428623a8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_bba5705e-506f-4095-b476-db1da4111c5d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_us-gaap_DebtInstrumentAxis_bba5705e-506f-4095-b476-db1da4111c5d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_bba5705e-506f-4095-b476-db1da4111c5d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_bba5705e-506f-4095-b476-db1da4111c5d" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_bba5705e-506f-4095-b476-db1da4111c5d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_abcc73da-a1f2-4a0b-b94e-067e7821a99d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_bba5705e-506f-4095-b476-db1da4111c5d" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_abcc73da-a1f2-4a0b-b94e-067e7821a99d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_April32018CreditAgreementMember_c3a193e9-7081-4349-86f1-db1b0c38b9a8" xlink:href="asps-20210630.xsd#asps_April32018CreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_abcc73da-a1f2-4a0b-b94e-067e7821a99d" xlink:to="loc_asps_April32018CreditAgreementMember_c3a193e9-7081-4349-86f1-db1b0c38b9a8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_1acc2f10-ddd0-477b-b297-ea51a4fb8121" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_1acc2f10-ddd0-477b-b297-ea51a4fb8121" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_1acc2f10-ddd0-477b-b297-ea51a4fb8121_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_1acc2f10-ddd0-477b-b297-ea51a4fb8121" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_1acc2f10-ddd0-477b-b297-ea51a4fb8121_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_2171d4f1-6e60-4d00-a25b-27ead14322c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_1acc2f10-ddd0-477b-b297-ea51a4fb8121" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_2171d4f1-6e60-4d00-a25b-27ead14322c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_d78036b7-559e-4080-9383-b7f00a4b0dfd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_2171d4f1-6e60-4d00-a25b-27ead14322c0" xlink:to="loc_us-gaap_LineOfCreditMember_d78036b7-559e-4080-9383-b7f00a4b0dfd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VestingAxis_91b2f88d-f291-4194-b7ec-1c3ccc58e391" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VestingAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1c663b05-13f6-4b40-a6b1-19be3ad82918" xlink:to="loc_us-gaap_VestingAxis_91b2f88d-f291-4194-b7ec-1c3ccc58e391" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VestingDomain_91b2f88d-f291-4194-b7ec-1c3ccc58e391_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VestingDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VestingAxis_91b2f88d-f291-4194-b7ec-1c3ccc58e391" xlink:to="loc_us-gaap_VestingDomain_91b2f88d-f291-4194-b7ec-1c3ccc58e391_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VestingDomain_12b59901-c3c1-4014-a2c8-c9a74ebc3049" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VestingDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VestingAxis_91b2f88d-f291-4194-b7ec-1c3ccc58e391" xlink:to="loc_us-gaap_VestingDomain_12b59901-c3c1-4014-a2c8-c9a74ebc3049" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_dec9cd35-aa0c-435b-b2a6-ec1bc7e9958d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_12b59901-c3c1-4014-a2c8-c9a74ebc3049" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_dec9cd35-aa0c-435b-b2a6-ec1bc7e9958d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_7cfc4d11-e3c6-41ac-9706-9cdb9a3466e1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_12b59901-c3c1-4014-a2c8-c9a74ebc3049" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_7cfc4d11-e3c6-41ac-9706-9cdb9a3466e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_10b8b9ff-f2e3-417a-9957-920ba207a44d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheThreeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_12b59901-c3c1-4014-a2c8-c9a74ebc3049" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_10b8b9ff-f2e3-417a-9957-920ba207a44d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ShareBasedPaymentArrangementTrancheFourMember_e99cac3a-4206-4fdd-9282-1c0c697732d4" xlink:href="asps-20210630.xsd#asps_ShareBasedPaymentArrangementTrancheFourMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_12b59901-c3c1-4014-a2c8-c9a74ebc3049" xlink:to="loc_asps_ShareBasedPaymentArrangementTrancheFourMember_e99cac3a-4206-4fdd-9282-1c0c697732d4" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONRSUDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONRSUDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONRSUDetails" xlink:type="extended" id="i8a103f76b3624e0cb0dd7461d2e15052_SHAREHOLDERSEQUITYANDSHAREBASEDCOMPENSATIONRSUDetails">
    <link:loc xlink:type="locator" xlink:label="loc_asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityLineItems_eaba1391-5c54-4921-afe4-cfb5b1401dbc" xlink:href="asps-20210630.xsd#asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_55f4c5ca-f728-4d73-9704-7cc40ce352de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityLineItems_eaba1391-5c54-4921-afe4-cfb5b1401dbc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_55f4c5ca-f728-4d73-9704-7cc40ce352de" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_86abd96a-8492-4a5a-9560-487fcd29e2fe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_55f4c5ca-f728-4d73-9704-7cc40ce352de" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_86abd96a-8492-4a5a-9560-487fcd29e2fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted_09daa731-2774-4db5-9976-e10baddd5c16" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_55f4c5ca-f728-4d73-9704-7cc40ce352de" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted_09daa731-2774-4db5-9976-e10baddd5c16" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOther_53a843f9-2d75-4bdb-947f-d786e0fd36d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_55f4c5ca-f728-4d73-9704-7cc40ce352de" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOther_53a843f9-2d75-4bdb-947f-d786e0fd36d6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_621036cc-d8d4-4f7b-aa68-9d68db37e31f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_55f4c5ca-f728-4d73-9704-7cc40ce352de" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_621036cc-d8d4-4f7b-aa68-9d68db37e31f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_b88e0ef7-d441-4714-a78e-2510f4dd4ce4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityTable_414a384b-3ec9-430a-b2a3-21e2e96dbd35" xlink:href="asps-20210630.xsd#asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityLineItems_eaba1391-5c54-4921-afe4-cfb5b1401dbc" xlink:to="loc_asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityTable_414a384b-3ec9-430a-b2a3-21e2e96dbd35" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_e015f87a-426b-4d9f-9e6b-4b0049ef8339" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_ScheduleofSharebasedcompensationRestrictedStockandRestrictedStockunitsactivityTable_414a384b-3ec9-430a-b2a3-21e2e96dbd35" xlink:to="loc_us-gaap_AwardTypeAxis_e015f87a-426b-4d9f-9e6b-4b0049ef8339" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e015f87a-426b-4d9f-9e6b-4b0049ef8339_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_e015f87a-426b-4d9f-9e6b-4b0049ef8339" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e015f87a-426b-4d9f-9e6b-4b0049ef8339_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a0ec3267-0dcf-4754-961c-3e5f76bf44da" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_e015f87a-426b-4d9f-9e6b-4b0049ef8339" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a0ec3267-0dcf-4754-961c-3e5f76bf44da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsMember_5711a47d-2dd0-4589-87c3-85d7e03897b5" xlink:href="asps-20210630.xsd#asps_RestrictedStockAndRestrictedStockUnitsRSUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a0ec3267-0dcf-4754-961c-3e5f76bf44da" xlink:to="loc_asps_RestrictedStockAndRestrictedStockUnitsRSUsMember_5711a47d-2dd0-4589-87c3-85d7e03897b5" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/REVENUEDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#REVENUEDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/REVENUEDetails" xlink:type="extended" id="i11ac104671234f56b459f20b178f8504_REVENUEDetails">
    <link:loc xlink:type="locator" xlink:label="loc_asps_ScheduleofrevenueLineItems_a00cbb70-26af-4d89-bb2a-43b98e031da0" xlink:href="asps-20210630.xsd#asps_ScheduleofrevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_28b24700-084a-4760-a86f-e5315752da66" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_asps_ScheduleofrevenueLineItems_a00cbb70-26af-4d89-bb2a-43b98e031da0" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_28b24700-084a-4760-a86f-e5315752da66" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ScheduleofrevenueTable_b221512a-5785-43d4-bf16-3ee8fc6b2de3" xlink:href="asps-20210630.xsd#asps_ScheduleofrevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_asps_ScheduleofrevenueLineItems_a00cbb70-26af-4d89-bb2a-43b98e031da0" xlink:to="loc_asps_ScheduleofrevenueTable_b221512a-5785-43d4-bf16-3ee8fc6b2de3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_da5a7333-b130-440d-b19b-ce0b1ed42911" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_asps_ScheduleofrevenueTable_b221512a-5785-43d4-bf16-3ee8fc6b2de3" xlink:to="loc_srt_ProductOrServiceAxis_da5a7333-b130-440d-b19b-ce0b1ed42911" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_da5a7333-b130-440d-b19b-ce0b1ed42911_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_da5a7333-b130-440d-b19b-ce0b1ed42911" xlink:to="loc_srt_ProductsAndServicesDomain_da5a7333-b130-440d-b19b-ce0b1ed42911_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_aa4cd4a4-eca2-47e7-b638-dc1197f82729" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_da5a7333-b130-440d-b19b-ce0b1ed42911" xlink:to="loc_srt_ProductsAndServicesDomain_aa4cd4a4-eca2-47e7-b638-dc1197f82729" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServiceMember_0b7b68aa-2b4d-470c-bd7a-ff91e55dfa16" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ServiceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_aa4cd4a4-eca2-47e7-b638-dc1197f82729" xlink:to="loc_us-gaap_ServiceMember_0b7b68aa-2b4d-470c-bd7a-ff91e55dfa16" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ReimbursableExpensesMember_b72fc20c-bbc6-40a3-921b-199dd72aea28" xlink:href="asps-20210630.xsd#asps_ReimbursableExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_aa4cd4a4-eca2-47e7-b638-dc1197f82729" xlink:to="loc_asps_ReimbursableExpensesMember_b72fc20c-bbc6-40a3-921b-199dd72aea28" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_NoncontrollingInterestRevenueMember_96a619b1-d685-42d4-8054-239cdb7919ce" xlink:href="asps-20210630.xsd#asps_NoncontrollingInterestRevenueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_aa4cd4a4-eca2-47e7-b638-dc1197f82729" xlink:to="loc_asps_NoncontrollingInterestRevenueMember_96a619b1-d685-42d4-8054-239cdb7919ce" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/REVENUEDisaggregationofrevenueDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#REVENUEDisaggregationofrevenueDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/REVENUEDisaggregationofrevenueDetails" xlink:type="extended" id="i01205ac4422f4a1db5db7208795cf79e_REVENUEDisaggregationofrevenueDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_a308333b-184e-4db0-99de-3de6f5806765" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_e20472c0-9fdb-459f-a85e-3d8d9c480130" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_a308333b-184e-4db0-99de-3de6f5806765" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_e20472c0-9fdb-459f-a85e-3d8d9c480130" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_175a2889-a36a-4c07-8b5c-eb1999558ac9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_a308333b-184e-4db0-99de-3de6f5806765" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_175a2889-a36a-4c07-8b5c-eb1999558ac9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_14accc36-5c8c-400d-94b7-d382b1e5890d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TimingOfTransferOfGoodOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_175a2889-a36a-4c07-8b5c-eb1999558ac9" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_14accc36-5c8c-400d-94b7-d382b1e5890d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_14accc36-5c8c-400d-94b7-d382b1e5890d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_14accc36-5c8c-400d-94b7-d382b1e5890d" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_14accc36-5c8c-400d-94b7-d382b1e5890d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_3f31738f-f80c-4861-8e4d-7cdec52fe694" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_14accc36-5c8c-400d-94b7-d382b1e5890d" xlink:to="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_3f31738f-f80c-4861-8e4d-7cdec52fe694" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransferredAtPointInTimeMember_47911e55-5485-4626-8d0a-30246ffa6e07" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransferredAtPointInTimeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_3f31738f-f80c-4861-8e4d-7cdec52fe694" xlink:to="loc_us-gaap_TransferredAtPointInTimeMember_47911e55-5485-4626-8d0a-30246ffa6e07" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_RevenueRelatedtoTechnologyPlatformsandProfessionalServicesMember_ce2c53e9-aac3-4fab-8ffc-7f6357b57fca" xlink:href="asps-20210630.xsd#asps_RevenueRelatedtoTechnologyPlatformsandProfessionalServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_3f31738f-f80c-4861-8e4d-7cdec52fe694" xlink:to="loc_asps_RevenueRelatedtoTechnologyPlatformsandProfessionalServicesMember_ce2c53e9-aac3-4fab-8ffc-7f6357b57fca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ReimbursableExpensesMember_a9ca8d46-f846-48c0-a8e0-d989b24f9bb3" xlink:href="asps-20210630.xsd#asps_ReimbursableExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_3f31738f-f80c-4861-8e4d-7cdec52fe694" xlink:to="loc_asps_ReimbursableExpensesMember_a9ca8d46-f846-48c0-a8e0-d989b24f9bb3" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/LOSSPERSHAREDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#LOSSPERSHAREDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/LOSSPERSHAREDetails" xlink:type="extended" id="i57ed461ee3954967bcf6d447f0c6b2a6_LOSSPERSHAREDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_8b1a4afa-5a02-4e58-b7aa-dfa74d8c7b4a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_9f061562-2b24-414a-a142-da6420f0b3fd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_8b1a4afa-5a02-4e58-b7aa-dfa74d8c7b4a" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_9f061562-2b24-414a-a142-da6420f0b3fd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_495289e3-9eeb-4474-a6d1-062c46e66866" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_8b1a4afa-5a02-4e58-b7aa-dfa74d8c7b4a" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_495289e3-9eeb-4474-a6d1-062c46e66866" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8e671961-81f1-4181-a6c2-9614a3a2565c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_495289e3-9eeb-4474-a6d1-062c46e66866" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8e671961-81f1-4181-a6c2-9614a3a2565c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8e671961-81f1-4181-a6c2-9614a3a2565c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8e671961-81f1-4181-a6c2-9614a3a2565c" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8e671961-81f1-4181-a6c2-9614a3a2565c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_7a40030b-84f6-4d51-896a-3decd0d5a137" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8e671961-81f1-4181-a6c2-9614a3a2565c" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_7a40030b-84f6-4d51-896a-3decd0d5a137" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_EmployeeandNonemployeeStockOptionsRestrictedStockandRestrictedStockUnitsWhoseImpactsareAntiDilutiveMember_8b1757f0-c032-4b7e-9517-fcde4202da71" xlink:href="asps-20210630.xsd#asps_EmployeeandNonemployeeStockOptionsRestrictedStockandRestrictedStockUnitsWhoseImpactsareAntiDilutiveMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_7a40030b-84f6-4d51-896a-3decd0d5a137" xlink:to="loc_asps_EmployeeandNonemployeeStockOptionsRestrictedStockandRestrictedStockUnitsWhoseImpactsareAntiDilutiveMember_8b1757f0-c032-4b7e-9517-fcde4202da71" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_EmployeeandNonEmployeeStockOptionWhoseExercisePriceisGreaterthanAverageMarketPriceMember_64f4bf61-d8ec-4a0f-acf3-fb14c9d62fe1" xlink:href="asps-20210630.xsd#asps_EmployeeandNonEmployeeStockOptionWhoseExercisePriceisGreaterthanAverageMarketPriceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_7a40030b-84f6-4d51-896a-3decd0d5a137" xlink:to="loc_asps_EmployeeandNonEmployeeStockOptionWhoseExercisePriceisGreaterthanAverageMarketPriceMember_64f4bf61-d8ec-4a0f-acf3-fb14c9d62fe1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OptionsandRestrictedSharesIssuableuponAchievementofCertainMarketandPerformanceCriteriaThatHasNotBeenMetMember_67497f85-cfb3-4cfd-8080-8de27c99f782" xlink:href="asps-20210630.xsd#asps_OptionsandRestrictedSharesIssuableuponAchievementofCertainMarketandPerformanceCriteriaThatHasNotBeenMetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_7a40030b-84f6-4d51-896a-3decd0d5a137" xlink:to="loc_asps_OptionsandRestrictedSharesIssuableuponAchievementofCertainMarketandPerformanceCriteriaThatHasNotBeenMetMember_67497f85-cfb3-4cfd-8080-8de27c99f782" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSNarrativeDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSNarrativeDetails" xlink:type="extended" id="icd6dcd7d4ee24af5be985a758765a88e_COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_7e4fc127-7281-4f39-8b66-43c9b3dbeb9e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_7e4fc127-7281-4f39-8b66-43c9b3dbeb9e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_ConcentrationRiskPercentageOfLoansServicedAndSubservicedByLargestCustomersLargestClient_905674de-f472-491a-be7d-c868841667d2" xlink:href="asps-20210630.xsd#asps_ConcentrationRiskPercentageOfLoansServicedAndSubservicedByLargestCustomersLargestClient"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_asps_ConcentrationRiskPercentageOfLoansServicedAndSubservicedByLargestCustomersLargestClient_905674de-f472-491a-be7d-c868841667d2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_SubserviceTransferredSubjectMortgageServicingRightsMSRInitialTerm_268cfd52-1d4e-433b-a9d6-bb79b88e8798" xlink:href="asps-20210630.xsd#asps_SubserviceTransferredSubjectMortgageServicingRightsMSRInitialTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_asps_SubserviceTransferredSubjectMortgageServicingRightsMSRInitialTerm_268cfd52-1d4e-433b-a9d6-bb79b88e8798" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_63be5b8e-5f6d-4b0f-a2fe-2907324daed6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_63be5b8e-5f6d-4b0f-a2fe-2907324daed6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_EscrowDepositAndTrustAccount_a074a9d5-a286-4952-81b8-918e67fa6de2" xlink:href="asps-20210630.xsd#asps_EscrowDepositAndTrustAccount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_asps_EscrowDepositAndTrustAccount_a074a9d5-a286-4952-81b8-918e67fa6de2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseTermOfContract_5a8a6ca0-9bc1-4c01-a389-a9eff02336e2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_us-gaap_LesseeOperatingLeaseTermOfContract_5a8a6ca0-9bc1-4c01-a389-a9eff02336e2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_887554e8-a95f-4ebb-ab33-ad84d230e2c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_887554e8-a95f-4ebb-ab33-ad84d230e2c1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_36d000c9-e19d-452c-b954-9b645fafbe96" xlink:to="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_8ef09146-b622-4544-9b7e-864f332cb6b1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:to="loc_srt_ProductOrServiceAxis_8ef09146-b622-4544-9b7e-864f332cb6b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_8ef09146-b622-4544-9b7e-864f332cb6b1_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_8ef09146-b622-4544-9b7e-864f332cb6b1" xlink:to="loc_srt_ProductsAndServicesDomain_8ef09146-b622-4544-9b7e-864f332cb6b1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_d0461b1d-5ab2-41d3-8164-f95407082edc" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_8ef09146-b622-4544-9b7e-864f332cb6b1" xlink:to="loc_srt_ProductsAndServicesDomain_d0461b1d-5ab2-41d3-8164-f95407082edc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_MortgageServicingRightsMember_bee9b9df-63c7-44e6-8d4f-fed5832dce2e" xlink:href="asps-20210630.xsd#asps_MortgageServicingRightsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_d0461b1d-5ab2-41d3-8164-f95407082edc" xlink:to="loc_asps_MortgageServicingRightsMember_bee9b9df-63c7-44e6-8d4f-fed5832dce2e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OtherDefaultRelatedServicesMember_6dc740aa-d57a-4358-9063-e48de6af8f3d" xlink:href="asps-20210630.xsd#asps_OtherDefaultRelatedServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_d0461b1d-5ab2-41d3-8164-f95407082edc" xlink:to="loc_asps_OtherDefaultRelatedServicesMember_6dc740aa-d57a-4358-9063-e48de6af8f3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_3fc740e4-ff31-473a-8620-cb63ea13c51d" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:to="loc_srt_CounterpartyNameAxis_3fc740e4-ff31-473a-8620-cb63ea13c51d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3fc740e4-ff31-473a-8620-cb63ea13c51d_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_3fc740e4-ff31-473a-8620-cb63ea13c51d" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3fc740e4-ff31-473a-8620-cb63ea13c51d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3f3e0cff-57f7-4e31-9bde-1f8b983be0c7" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_3fc740e4-ff31-473a-8620-cb63ea13c51d" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3f3e0cff-57f7-4e31-9bde-1f8b983be0c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_NRZMember_7616185a-0369-468e-9d03-6b78dcec9ad5" xlink:href="asps-20210630.xsd#asps_NRZMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3f3e0cff-57f7-4e31-9bde-1f8b983be0c7" xlink:to="loc_asps_NRZMember_7616185a-0369-468e-9d03-6b78dcec9ad5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_a8bca048-a7fe-4e60-ae75-f5fdeeaa6d24" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MajorCustomersAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:to="loc_srt_MajorCustomersAxis_a8bca048-a7fe-4e60-ae75-f5fdeeaa6d24" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_a8bca048-a7fe-4e60-ae75-f5fdeeaa6d24_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_MajorCustomersAxis_a8bca048-a7fe-4e60-ae75-f5fdeeaa6d24" xlink:to="loc_srt_NameOfMajorCustomerDomain_a8bca048-a7fe-4e60-ae75-f5fdeeaa6d24_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_91ce0bc7-1226-4278-9ad8-1f7bcc50722f" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_MajorCustomersAxis_a8bca048-a7fe-4e60-ae75-f5fdeeaa6d24" xlink:to="loc_srt_NameOfMajorCustomerDomain_91ce0bc7-1226-4278-9ad8-1f7bcc50722f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OcwenFinancialCorporationMember_02feda97-c35a-42eb-b0e8-75480fab60fd" xlink:href="asps-20210630.xsd#asps_OcwenFinancialCorporationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_91ce0bc7-1226-4278-9ad8-1f7bcc50722f" xlink:to="loc_asps_OcwenFinancialCorporationMember_02feda97-c35a-42eb-b0e8-75480fab60fd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_HighlyCorrelatedOcwenMember_ec512124-6197-41a4-b940-4256d6508414" xlink:href="asps-20210630.xsd#asps_HighlyCorrelatedOcwenMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_91ce0bc7-1226-4278-9ad8-1f7bcc50722f" xlink:to="loc_asps_HighlyCorrelatedOcwenMember_ec512124-6197-41a4-b940-4256d6508414" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_NRZMember_6e440719-940e-4be9-8dee-98771bf1f698" xlink:href="asps-20210630.xsd#asps_NRZMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_91ce0bc7-1226-4278-9ad8-1f7bcc50722f" xlink:to="loc_asps_NRZMember_6e440719-940e-4be9-8dee-98771bf1f698" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_asps_OcwenFinancialCorporationInvestorMember_3c7b5a37-945a-421d-aeec-be7dc2422293" xlink:href="asps-20210630.xsd#asps_OcwenFinancialCorporationInvestorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_91ce0bc7-1226-4278-9ad8-1f7bcc50722f" xlink:to="loc_asps_OcwenFinancialCorporationInvestorMember_3c7b5a37-945a-421d-aeec-be7dc2422293" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_610c0338-4d31-4307-87cb-f908a3965eed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_610c0338-4d31-4307-87cb-f908a3965eed" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_610c0338-4d31-4307-87cb-f908a3965eed_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_610c0338-4d31-4307-87cb-f908a3965eed" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_610c0338-4d31-4307-87cb-f908a3965eed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_b5cf565b-3ebf-40ed-9a97-4ffe78fd9e04" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_610c0338-4d31-4307-87cb-f908a3965eed" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_b5cf565b-3ebf-40ed-9a97-4ffe78fd9e04" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_f4bfd5b9-84d8-4f24-8a4d-adfb988d21ac" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_b5cf565b-3ebf-40ed-9a97-4ffe78fd9e04" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_f4bfd5b9-84d8-4f24-8a4d-adfb988d21ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1123363a-7a6e-4ae7-918f-feb57e820dd4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1123363a-7a6e-4ae7-918f-feb57e820dd4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_1123363a-7a6e-4ae7-918f-feb57e820dd4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1123363a-7a6e-4ae7-918f-feb57e820dd4" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_1123363a-7a6e-4ae7-918f-feb57e820dd4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_6a141e46-e332-4ec5-9fbc-b61ab8d73bfc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1123363a-7a6e-4ae7-918f-feb57e820dd4" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_6a141e46-e332-4ec5-9fbc-b61ab8d73bfc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueSegmentMember_44055c54-a513-4cd3-9e02-a8948295b5ff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesRevenueSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_6a141e46-e332-4ec5-9fbc-b61ab8d73bfc" xlink:to="loc_us-gaap_SalesRevenueSegmentMember_44055c54-a513-4cd3-9e02-a8948295b5ff" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_d13b4fe2-c6b8-4d86-801a-9369fe05a820" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_4e2af0e6-23d4-444c-bc14-5de0349c0645" xlink:to="loc_srt_RangeAxis_d13b4fe2-c6b8-4d86-801a-9369fe05a820" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d13b4fe2-c6b8-4d86-801a-9369fe05a820_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_d13b4fe2-c6b8-4d86-801a-9369fe05a820" xlink:to="loc_srt_RangeMember_d13b4fe2-c6b8-4d86-801a-9369fe05a820_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_4f078123-dff6-4c1c-a560-bfdb9ed81876" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_d13b4fe2-c6b8-4d86-801a-9369fe05a820" xlink:to="loc_srt_RangeMember_4f078123-dff6-4c1c-a560-bfdb9ed81876" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_76d56807-888e-4274-97bd-166cecb29730" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_4f078123-dff6-4c1c-a560-bfdb9ed81876" xlink:to="loc_srt_MinimumMember_76d56807-888e-4274-97bd-166cecb29730" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_c7f79831-5634-4327-9f1c-fb97e55fa7e9" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_4f078123-dff6-4c1c-a560-bfdb9ed81876" xlink:to="loc_srt_MaximumMember_c7f79831-5634-4327-9f1c-fb97e55fa7e9" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeasesDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeasesDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeasesDetails" xlink:type="extended" id="i92c8966ec8694562ae014d95f4172438_COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeasesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_431e65da-5b95-4d6b-a748-38207b665a18" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubleaseIncome_2967de85-2b0c-440b-8c3f-5dd3e3a3d1d1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubleaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_431e65da-5b95-4d6b-a748-38207b665a18" xlink:to="loc_us-gaap_SubleaseIncome_2967de85-2b0c-440b-8c3f-5dd3e3a3d1d1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseTermOfContract_8ad7832e-614e-4e72-9c31-f4c698238f5b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_431e65da-5b95-4d6b-a748-38207b665a18" xlink:to="loc_us-gaap_LesseeOperatingLeaseTermOfContract_8ad7832e-614e-4e72-9c31-f4c698238f5b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_a4d78bee-bb66-4d00-8e1a-78ebb72cf0ce" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_431e65da-5b95-4d6b-a748-38207b665a18" xlink:to="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_a4d78bee-bb66-4d00-8e1a-78ebb72cf0ce" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_762a54e9-3a54-4495-9827-83c0b2d885dc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_431e65da-5b95-4d6b-a748-38207b665a18" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_762a54e9-3a54-4495-9827-83c0b2d885dc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_6c47587e-3efd-4c11-8252-b5cdf10bfaf1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_762a54e9-3a54-4495-9827-83c0b2d885dc" xlink:to="loc_srt_RangeAxis_6c47587e-3efd-4c11-8252-b5cdf10bfaf1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_6c47587e-3efd-4c11-8252-b5cdf10bfaf1_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_6c47587e-3efd-4c11-8252-b5cdf10bfaf1" xlink:to="loc_srt_RangeMember_6c47587e-3efd-4c11-8252-b5cdf10bfaf1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_9b4cbac4-ec9b-4db6-be13-36c7fe0fb645" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_6c47587e-3efd-4c11-8252-b5cdf10bfaf1" xlink:to="loc_srt_RangeMember_9b4cbac4-ec9b-4db6-be13-36c7fe0fb645" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_66e7a038-2bbc-438d-8b22-d1612df33b22" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9b4cbac4-ec9b-4db6-be13-36c7fe0fb645" xlink:to="loc_srt_MinimumMember_66e7a038-2bbc-438d-8b22-d1612df33b22" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_83f91eba-0691-43a1-add4-edc01779c374" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9b4cbac4-ec9b-4db6-be13-36c7fe0fb645" xlink:to="loc_srt_MaximumMember_83f91eba-0691-43a1-add4-edc01779c374" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.altisource.com/role/COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeaseActivityDetails" xlink:type="simple" xlink:href="asps-20210630.xsd#COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeaseActivityDetails"/>
  <link:definitionLink xlink:role="http://www.altisource.com/role/COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeaseActivityDetails" xlink:type="extended" id="ie33a5a87fe9e4785b54f9c4dfc4a9bd3_COMMITMENTSCONTINGENCIESANDREGULATORYMATTERSLeaseActivityDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_cc5eb302-a63f-4694-9e67-305504535d86" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_a4e015e7-1cd5-4fc7-88d5-88ae3b427e75" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_cc5eb302-a63f-4694-9e67-305504535d86" xlink:to="loc_us-gaap_OperatingLeaseCost_a4e015e7-1cd5-4fc7-88d5-88ae3b427e75" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasePayments_deeb53f0-474b-42da-a472-a2f2ab1a0eec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasePayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_cc5eb302-a63f-4694-9e67-305504535d86" xlink:to="loc_us-gaap_OperatingLeasePayments_deeb53f0-474b-42da-a472-a2f2ab1a0eec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_fa4842c3-707b-443c-81fc-2be8d623aa38" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShortTermLeaseCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_cc5eb302-a63f-4694-9e67-305504535d86" xlink:to="loc_us-gaap_ShortTermLeaseCost_fa4842c3-707b-443c-81fc-2be8d623aa38" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_ca9d1367-8d3d-4ff1-abaa-65092ed6913b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_cc5eb302-a63f-4694-9e67-305504535d86" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_ca9d1367-8d3d-4ff1-abaa-65092ed6913b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_41eb0ed6-5a7d-42c7-b368-aa6fef46ab8a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_ca9d1367-8d3d-4ff1-abaa-65092ed6913b" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_41eb0ed6-5a7d-42c7-b368-aa6fef46ab8a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_41eb0ed6-5a7d-42c7-b368-aa6fef46ab8a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_41eb0ed6-5a7d-42c7-b368-aa6fef46ab8a" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_41eb0ed6-5a7d-42c7-b368-aa6fef46ab8a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_63683309-6389-4595-8ade-54252894686c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_41eb0ed6-5a7d-42c7-b368-aa6fef46ab8a" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_63683309-6389-4595-8ade-54252894686c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_19c16386-a9a9-44d9-9842-26ccefd1e1e5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_63683309-6389-4595-8ade-54252894686c" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_19c16386-a9a9-44d9-9842-26ccefd1e1e5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_14038077-8b9b-45cc-9ecd-30478810193e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_63683309-6389-4595-8ade-54252894686c" xlink:to="loc_us-gaap_CostOfSalesMember_14038077-8b9b-45cc-9ecd-30478810193e" xlink:type="arc" order="1"/>
  </link:definitionLink>
</link:linkbase>
