clean

1a : free from dirt or pollution changed to clean clothes clean solar energy

b : free from contamination or disease a clean wound

c : free or relatively free from radioactivity a clean atomic explosion

2a : unadulterated, pure the clean thrill of one's first flight

b of a precious stone : having no interior flaws visible

c : free from growth that hinders tillage clean farmland

3a : free from moral corruption or sinister connections of any kind a candidate with a clean record also : free from violations a clean driving record

b : free from offensive treatment of sexual subjects and from the use of obscenity a clean joke

c : observing the rules : fair a clean fight

4 : ceremonially or spiritually pure and all who are clean may eat flesh — Leviticus 7:19 (Revised Standard Version)

5a : thorough, complete a clean break with the past

b : deftly executed : skillful clean ballet technique The gymnast made a clean landing.

c : hit beyond the reach of an opponent a clean single to center

6a : relatively free from error or blemish : clear specifically : legible clean copy

b : unencumbered clean bill of sale

7a : characterized by clarity and precision : trim a clean prose style architecture with clean almost austere lines

b : even, smooth a clean edge a sharp blow causing a clean break

c : free from external hindrances to smooth flow (as of water or air) a clean airplane a ship with a clean bottom

8a : empty the ship returned with a clean hold

b : free from drug addiction has been clean for six months

c slang : having no contraband (such as weapons or drugs) in one's possession All visitors to the prison are searched to make sure they're clean.

d of a computer : not having anything added by a user installed the software on a clean computer

9 : habitually neat

Definition of clean

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