smart–al·eck /ˈsmɑɚtˌælɪk/ noun
plural smart–al·ecks [count] informal + disapproving : a person who says things that are clever or funny but that are also disrespectful or rude
▪ He's a nice kid but sometimes he can be a real smart-aleck. ▪ Don't be such a smart-aleck.
▪ He's a nice kid but sometimes he can be a real smart-aleck. ▪ Don't be such a smart-aleck.
— smart–aleck or smart–al·ecky 
/ˈsmɑɚtˌælɪki/ adjective [more smart–aleck; most smart–aleck]
▪ smart-aleck remarks ▪ a smart-alecky comment
/ˈsmɑɚtˌælɪki/ adjective [more smart–aleck; most smart–aleck] ▪ smart-aleck remarks ▪ a smart-alecky comment
