supergrass
🇺🇸
/ˈsuːpərɡræs/
🇬🇧
/ˈsuːpəɡrɑːs/
noun
R
A person who commits crimes but tells the police about other criminals to get a lighter punishment.
The police arrested the gang after a supergrass revealed their plans.
警方在一个告密者透露了他们的计划后逮捕了该团伙。
translation
告密者
词形变化
Plural
supergrasses