English Reference
Idiom idiom

clean as a whistle


Very clean.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

After I finished cleaning, the kitchen was clean as a whistle.

CONTEXTUAL

You should see the apartment now that the cleaners have finished; it is clean as a whistle.

COMPLEX

Despite the years of neglect, the old cottage was restored until every corner was as clean as a whistle.


Related idioms8entries
  1. 01

    bells and whistles

    Extra features added for show rather than function; fancy additions or features.

  2. 02

    blow the whistle

    To disclose information to the public or to appropriate authorities concerning the illegal or socially harmful actions of a person or group, especially a corporation or government agency.

  3. 03

    clean as a hound's tooth

    Very clean.

  4. 04

    clean break

    The complete termination of a relationship, or an exit from a situation.

  5. 05

    clean hands

    Freedom from guilt, especially from the guilt of dishonesty in money matters, or of bribe-taking.

  6. 06

    clean money

    Money that is legally or honestly gained or earned.

  7. 07

    clean someone's clock

    To defeat someone decisively, in a physical fight or other competition or negotiation.

  8. 08

    clean up

    To become clean, handsome, smart in appearance, e.g. for a special occasion, especially when it is out of character to be seen as such.

Last updated August 10, 2026