Meaning of A MOUSE IN HIS POCKET in English
- A MOUSE IN HIS POCKET
Phrase used to describe someone large, probably very strong, but intensely stupid. From _Of Mice and Men_[?] Example: We've got a new guy at work who worries me; I swear I think he's got a mouse in his pocket.
Slang English vocab. Английский сленговый словарь. 2012