Funk \Funk\, v. i. 1. To emit an offensive smell; to stink. 2. To be frightened, and shrink back; to flinch; as, to funk at the edge of a precipice. [Colloq.] --C. Kingsley. {To funk out}, to back out in a cowardly fashion. [Colloq.] To funk right out o' political strife. --Lowell (Biglow Papers).