[n] excretory opening at the end of the alimentary canal
[n] the fleshy part of the human body that you sit on
Synonyms
anus, arsehole, ass, asshole, backside, behind, bottom, bum, buns, butt, buttocks, can, derriere, fanny, fundament, hind end, hindquarters, keister, nates, posterior, prat, rear, rear end, rump, seat, stern, tail, tail end, tooshie, tush