clean as a whistle
This page is about the idiom clean as a whistle
Meaning
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.
See Idiom of the Day today
Contributor: Matt Errey