smart guy

NOUN

smart aleck

Synonyms

STRONGEST

know-it-all wise guy

WEAK

smart alec smart-ass smarty smarty pants swellhead wiseass wisenheimer

NOUN

wise guy

Synonyms

STRONGEST

know-it-all

WEAK

bigmouth smart-ass smarty-pants wiseacre wiseass wisenheimer

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Jones is a smart guy and now he is getting the ball out.

From BBC • Nov. 2, 2025

He’s a smart guy who clerked for a federal judge.

From Slate • Apr. 23, 2025

But now he’s got a smart guy on the opposite side of the law who is his equal.

From Los Angeles Times • Jan. 12, 2025

"I really do. He’s a very smart guy," Trump said.

From Salon • Dec. 7, 2024

They'd never told Reggie about the challenge, but Reggie was a smart guy.

From "Millionaires for the Month" by Stacey McAnulty