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[kleen-uhp] /ˈklinˌʌp/
the act or process of cleaning up.
Slang. a very large profit:
The company made a real cleanup on their new invention.
  1. the fourth position in the batting order:
    Our best home-run hitter is batting cleanup.
  2. the player who bats in this position.
Origin of cleanup
1865-70, Americanism; noun use of verb phrase clean up Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for cleanup
Contemporary Examples
Historical Examples
  • Besides the cleanup features a display of toilet articles and wearing apparel had to be made.

    The Delta of the Triple Elevens William Elmer Bachman
  • Mrs. Cloam will take care of you, and find all that is needful for a warrior's cleanup.

    Springhaven R. D. Blackmore
  • A detail of men were left at Blancheville to cleanup; overtaking the outfit later on single mount.

    The Delta of the Triple Elevens William Elmer Bachman
  • We'll go to fifty thousand dollars or so on a cleanup job, and you use that.

    Prologue to an Analogue Leigh Richmond
  • cleanup of pollution as complex as that evolved in the 20th century has to be across the board.

    The Nation's River United States Department of the Interior
Slang definitions & phrases for cleanup



  1. : another cleanup campaign
  2. Batting fourth in the lineup: He did better as the cleanup hitter (1910+ Baseball)


An intensive effort or campaign against crime, filth, etc, of the sort periodically undertaken by the authorities: The Mayor vowed another definitive cleanup of the Times Square area (1920s+)

[baseball sense fr the sanguine notion that the first three hitters will reach base and the bases will be emptied, cleaned up, by the fourth hitter]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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