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clean as a whistle

This page is about the idiom clean as a whistle


If something is as clean as a whistle, it's extremely clean, or for a person it can mean they have a perfect record and have never done anything illegal.

For example

  • A political party will make sure a member's background is as clean as a whistle before letting them run for office.

  • Everything in a hospital should be as clean as a whistle.

Quick Quiz

The school thought their new teacher's record was as clean as a whistle because he hadn't told them about

a. his arrest for drunk driving

b. his dirty bathroom

c. his cheating at cards

Idiom of the Day

Contributor: Matt Errey