disown
v. B2 Upper Intermediate US //dɪˈsoʊn// UK //dɪsˈəʊn// dis·own
v. to officially say that you are no longer related to someone, or to stop supporting a person or idea. In computing, it means to stop being the parent of a process so it can run on its own.
v. to formally renounce a relationship or responsibility; to cease being the parent of a process in a computing context. Transitive — requires a direct object.
The family decided to disown him after he stole the money.
In Unix systems, a process can disown its child to allow it to continue running after the parent program has exited.
The company chose to disown the controversial marketing campaign, issuing a public apology to distance the brand from the backlash it had generated among its core demographic.
From dis- + own.