mugger

1. N-COUNT A mugger is a person who attacks someone violently in a street in order to steal money from them. 行凶抢劫者

...hiding places for muggers and thieves. …行凶抢劫犯和小偷的藏身之处。

2. N-COUNT a large freshwater crocodile, Crocodylus niloticus, inhabiting marshes and pools of India and Ceylon 泽鳄 (Also called marsh crocodile)

3. N-COUNT a person who overacts 行为过火的人[美国英语]