ass

Từ điển Oxford Advanced Learner 8th

ass [ass asses] BrE [æs] NAmE [æs] noun
1. (NAmE) (BrE arse) (taboo, slang)the part of the body that you sit on; your bottom
2. (BrE, informal)a stupid person
Syn: ↑fool
•Don't be such an ass!
•I made an ass of myself at the meeting— standing up and then forgetting the question.
3. (BrE, old use)a ↑donkey
more at blow smoke (up sb's ass) at ↑blow _v., cover your ass at ↑cover _v., kick (some/sb's) ass at ↑kick _v., kiss sb's ass at ↑kiss _v., a pain in the ass/butt at ↑pain _n.
Idioms: ↑get your ass in gear ▪ ↑get your ass in here ▪ ↑move your ass
See also: ↑arse

Word Origin:
senses 2 to 3 Old English assa Celtic Welsh asyn Breton azen Latin asinus sense 1 ↑arse