Definition, Meaning & Synonyms
smart-aleck
noun
/ˈsmɑrtˈælɪk/

Definition
A person who is irritating because they behave as if they know everything.

Examples
- Despite his intelligence, his smart-aleck remarks often drove his friends away.
- She can’t stand the smart-aleck comments from her colleague during meetings.

Meaning
A smart-aleck is someone who tries to appear clever and knowledgeable, often in a sarcastic or annoying way.

Synonyms
- know-it-all
- sassy
- wisecracker