rump
[noun]
Synonyms: buttocks, backside (informal), bottom, bum (Brit. slang), buns (U.S. slang), butt (U.S. & Canad. informal), derrière (euphemistic), hindquarters, posterior, rear, rear end, seat

[TahlilGaran] English Synonym Dictionary ▲

rump /rʌmp/ noun
[Date: 1400-1500; Origin: From a Scandinavian language]

1. [countable] the part of an animal’s back that is just above its legs

2. rump steak good quality meat that comes from the rump of a cow

3. [countable] the part of your body that you sit on – used humorously Synonym : bottom

4. [singular] British English the part of a group or government that remains after most of the other members have left

[TahlilGaran] Dictionary of Contemporary English ▲