disown /dɪsˈəʊn/ ( disowning, disowned, disowns )

• 1. 

  V-T If you disown someone or something, you say or show that you no longer want to have any connection with them or any responsibility for them. 声明与…脱离关系

  例：

  The man who murdered the girl is no son of mine. I disown him.

  谋杀那个女孩的人不配做我的儿子，我和他脱离关系。