Noun | 1. | hindquarters - the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?"Synonyms: arse, ass, behind, buns, buttocks, hind end, keister, nates, posterior, prat, derriere, fanny, rear end, tooshie, tush, seat, fundament, backside, bottom, butt, rump, stern, tail end, tail, rear, can, bum |