adj. 1 hind, rear, back, after, hinder, rearward, Nautical aft The posterior legs are somewhat longer 2 later, after, latter, ensuing, following, succeeding, subsequent Analysis has yielded evidence of the posterior origin of the lava
n. 3 buttocks, bottom, rump, seat, derrière, Colloq behind, rear, backside, tail, Colloq hinie, Slang Brit bum, Taboo slang Brit arse, US ass, butt, Yiddish tokus or tochis or tuchis The term describing a person with a fat posterior is 'steatopygous'