clean
adjective
not spreading pollution or contamination; especially radioactive contamination
- “a clean fuel”
- “cleaner and more efficient engines”
- “the tactical bomb is reasonably clean”
(of behavior or especially language) free from objectionable elements; fit for all observers
- “good clean fun”
- “a clean joke”
(of a manuscript) having few alterations or corrections
- “fair copy”
- “a clean manuscript”
marked by or calling for sportsmanship or fair play
- “a clean fight”
- “a sporting solution of the disagreement”
- “sportsmanlike conduct”
verb
remove all contents or possession from, or empty completely
- “The boys cleaned the sandwich platters”
- “The trees were cleaned of apples by the storm”
noun
adverb
Origin
From Middle English clene, clane, from Old English clǣne (“clean, pure”), from Proto-West Germanic *klainī (“shining, fine, splendid, tender”), perhaps from Proto-Indo-European *glēy- (“gleaming”), from Proto-Indo-European *gel- (“to gleam”).
Phrases
- a new broom sweeps clean
- certificate of clean criminal record
- clean as a bean
- clean as a hound's tooth
- clean as a new penny
- clean as a new pin
- clean as a whistle
- clean bill of health
- clean down
- clean off
- clean one's plate
- clean out
Related words
See also
Pertaining to
Related verbs
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.