Underpants are a piece of underwear which have two holes to put your legs through and elastic around the top to hold them up round your waist or hips. In British English, underpants refers to only men's underwear but in American English it refers to both men's and women's.
英汉词典释义
n.
(男用)内裤,衬裤
He sat on the examination table in his underpants.他穿着内裤坐在诊查桌上。He walked in,bold as brass,wearing nothing but his underpants.他走了进来,只穿一条衬裤,极为厚颜无耻。
英英词典释义
Noun
1. an undergarment that covers the body from the waist no further than to the thighs; usually worn next to the skin