bum

柯林斯词典

1. N-COUNT A bum is a person who has no permanent home or job and who gets money by working occasionally or by asking people for money. 流浪者[美国英语] [非正式]
...the bums on the corner fighting over beers. …在街角争抢啤酒的流浪者们。
2. N-COUNT If someone refers to another person as a bum, they think that person is worthless or irresponsible. 无赖[非正式]
You're all a bunch of bums. 你们这伙人是一帮无赖。
3. ADJ Some people use bum to describe a situation that they find unpleasant or annoying. 糟糕的[非正式] [ADJ n]
He knows you're getting a bum deal. 他知道你遇上了糟糕的买卖。
4. V-T If you bum something off someone, you ask them for it and they give it to you. 讨要[非正式]
Mind if I bum a cigarette?
讨根烟抽，不介意吧？
5. N-COUNT Someone's bum is the part of their body which they sit on. 屁股[英国英语] [非正式]
6. a bum rap→see rap