Definition of disown verb from the Oxford Advanced American Dictionary

 

disown

 verb
verb
NAmE//dɪsˈoʊn//
 
disown somebody/somethingVerb Forms present simple I / you / we / they disown
 
he / she / it disowns
 
past simple disowned
 
-ing form disowning
 
 
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to decide that you no longer want to be connected with or responsible for someone or something Her family disowned her for marrying a foreigner.
See the Oxford Advanced Learner's Dictionary entry: disown