mugger

1. N-COUNT A mugger is a person who attacks someone violently in a street in order to steal money from them. 行兇搶劫者

...hiding places for muggers and thieves. …行兇搶劫犯和小媮的藏身之処。

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

3. N-COUNT a person who overacts 行爲過火的人[美國英語]