wise guy /ˈwaɪzˌgaɪ/ noun plural wise guys
plural wise guys
Learner's definition of WISE GUY
[count] informal
1
chiefly US : a person who says or does things that are funny but also annoying or somewhat rude自以为聪明的人 2
US usually wiseguy : someone who is part of a secret organized group of criminals : mobster黑手党成员