Cleanout

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    An opening or drain leading into a plumbing system to provide a location to insert a snake or other implement for cleaning.
  2. 2
    A thorough cleaning that removes everything removable.

    "attic, basement, and garage cleanouts [in advertisements]"

  3. 3
    An enema. informal

Example

More examples

"attic, basement, and garage cleanouts [in advertisements]"

Etymology

Deverbal from clean out.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.