transitive verbdis·owned, dis·own·ing, dis·owns
(third-person singular simple present disowns, present participle disowning, simple past and past participle disowned)
- To refuse to own or to refuse to acknowledge one’s own.
- Lord Capulet and his wife threatened to disown their daughter Juliet if she didn't go through with marrying Count Paris.
Particularly used of parents regarding their children, and stronger than the similar estrange, which can also be used of children regarding their parents, or of siblings.
dis- + own