avoid doing something that one ought to do. See results about. Definition of cop-out · 1: the act or an instance of copping out · 2: an excuse or means for copping out: pretext · 3: a person who cops out. Cop Out is a American buddy cop action-comedy film directed and edited by Kevin Smith, written by Mark and Robb Cullen and starring Bruce Willis. a way or an excuse to avoid responsibility or to avoid doing something: A plea of temporary insanity is a cop-out and should not be allowed, he said. Cop-out has come to mean an evasion, an escape from facing up to something, but like many slang words it has an untidy history. Cop-out is a slang term for the act or an instance of backing out of a situation or commitment or avoiding responsibility for something. an act or instance of copping out; reneging; evasion: The governor's platform was a cop-out. a person who cops out: Everyone helped as they had promised, except. A comedy about two cops (Willis and Morgan) whose adventures include locating a stolen Jimmy's rare baseball card is robbed. Since it's his only hope to pay. Kevin Smith goes mainstream and produces one of the worst films of his career in Cop Out. While on suspension NYPD detective Jimmy Monroe has his.