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Region: General | Usage example: I smell a rat in that explanation.

Smell a rat

Meaning

Suspect that something is wrong.

Usage

Used when alert to suspicious behavior.

Origin & History

Origin notes can vary by region and source; this page gives the commonly reported explanation and usage context.

Rat smell signaled treachery in old stories.

Used in 18th-century England to describe cynicism.

Related Idioms

Stop and smell the roses

Slow down and appreciate life’s small pleasures.

Smell the coffee

Wake up to reality or seriousness.

Stop and smell the roses

Slow down and appreciate the present moment.

More Idioms

Break the ice

To do or say something to relieve tension or get conversation going in a social situation.

Cut to the chase

Skip ahead to the most important or exciting part of something.

The ball is in your court

It is now your turn to take action or make a decision.

Throw in the towel

To concede defeat or admit a struggle isn't worth continuing.