Having knees: used chiefly in composition, as in knock-kneed.Marked with or by the knees; bulging at the knees, as a pair of trousers.In anat., zoöl., and botany, geniculate; bent at an angle, and protuberant at the bending, like the knee; having a swollen joint in a bent axis. Also knee-jointed. See cut under geniculate.