bum

流浪汉、游民美式口语

A bum was sleeping on a bench outside the station.

一名流浪汉睡在车站外的长椅上。

屁股英式口语

He slipped on the ice and landed on his bum.

他在冰上滑倒，一屁股摔在地上。

懒鬼、废物贬义

Her brother is a lazy bum who never looks for work.

她哥哥是个懒鬼，从来不找工作。

讨、要口语

He bummed a cigarette off a stranger outside the bar.

他在酒吧外向陌生人讨了一根烟。

闲晃、游荡口语

They bummed across the country for an entire summer.

他们花了整个夏天在全国各地闲晃。

差劲的、劣质的口语

I got a bum deal on that used car.

我买那台二手车时被坑了。

有毛病的、受伤的口语

He can't play tennis anymore because of a bum knee.

他膝盖有毛病，没办法再打网球了。

游手好闲、混日子口语

He bummed around for a year after finishing college.

他大学毕业后游手好闲了一年。