supergrass

美 ['supər.ɡræs]
英 ['suːpə(r).ɡrɑːs]
  • n.（为求得宽大处理）向警方告密的罪犯
  • 网络超级幼苗；超级草；超级幼苗合唱团
复数：supergrasses  

同义词

权威英汉双解

英英

网络释义

supergrass
n.
1.
（为求得宽大处理）向警方告密的罪犯a criminal who informs the police about the activities of a large number of other criminals, usually in order to get a less severe punishment