beef
1. beef \'be-f\ \'be-fs\ \'be-vz\ n or beefs or beeves [ME, fr. OF buef ox, beef, fr. L bov-, bos head of cattle -] pl more at COW 1: the flesh of an adult domestic bovine 2a: an ox, cow, or bull in a full-grown or nearly full-grown state; esp)X : a steer or cow fattened for food 2b: a dressed carcass of a beef animal 2c: beef animals 3: muscular flesh : BRAWN pl beefs, slang 4: COMPLAINT 2. beef vt : to add strength or power to COMPLAIN