Brit. vulgar slang <英, 粗俚>
1
- a person's buttocks or anus臀部; 肛门。
1.1
- a stupid, irritating, or contemptible person笨蛋, 饭桶; 令人恼火的人; 可鄙的人。
1
- no obj.
arse about/around
behave in a stupid way; waste time表现得愚蠢; 混时间（或日子）。
2
can't/couldn't be arsed
not want to do something because one has no interest in or enthusiasm for it（因无兴趣或热情而）不愿意做某事
3
- with obj.
arse something up
make a botched attempt at something弄糟; 搞砸。
短语
arse about face
- contrary to what is usual, expected, or logical异乎寻常的; 匪夷所思的; 有悖逻辑的。
arse over tit
- so as to fall over in a sudden or dramatic way突然（或戏剧性地）跌倒。
get off one's arse
- stop being lazy不再懒惰。
my arse
- used to convey that one does not believe something that has just been said用于表示不相信某人刚说的话 瞎说, 我才不相信呢。
not know one's arse from one's elbow
- be totally ignorant or incompetent完全无知; 绝对无能。
a pain in the arse
- 见PAIN.
talk out of one's arse
- talk rubbish胡说八道。
up your arse
- used to express contempt for someone or something［用于表示轻蔑］ 去你妈的。
词源
Old English ærs, of Germanic origin; related to Dutch aars and German Arsch.