clean
clean (klēn) adjective
clean·er, clean·est
1.
Free from dirt, stain, or impurities; unsoiled.
2.
a. Free from foreign matter or pollution; unadulterated: clean air; clean drinking water. b. Not infected: a clean wound.
3.
a. Producing relatively little pollution: a clean fuel; a cleaner, more efficient engine. b. Producing relatively little radioactive fallout or contamination: a clean nuclear bomb.
4.
Having no imperfections or blemishes; regular: a clean, straight line.
5.
Free from clumsiness; deft; adroit: a clean throw.
6.
Devoid of restrictions or encumbrances: a clean bill of health.
7.
Thorough; complete: a clean getaway.
8.
Having few alterations or corrections; legible: clean manuscript.
9.
Blank: a clean page.
10.
a. Morally pure; virtuous: led a clean life. b. Having no marks of discredit or offense: a clean voting record.
11.
Fit for all readers, listeners, or audiences; not ribald or obscene: a clean joke.
12.
Honest or fair: a clean fighter; a clean competition.
13.
Slang. a. Not carrying concealed weapons or drugs. b. Free from narcotics addiction. c. Innocent of a suspected crime.
adverb
cleaner, cleanest
1.
So as to be unsoiled: wash the dishes clean.
2.
In a fair manner: played the game clean.
3.
In a clean or nonpolluting manner: a fuel that burns clean.
4.
Informal. Entirely; wholly: clean forgot the appointment.
verb
cleaned, clean·ing, cleans
verb, transitive
1.
To rid of dirt, rubbish, or impurities: clean a room; clean a suit.
2.
To get rid of (impurities or dirt, for example); remove: cleaned up the trash; cleaned off the stains.
3.
To prepare (fowl or other food) for cooking, as by removing the entrails or fat.
4.
To remove the contents from; empty: cleaned my plate.
verb, intransitive
To undergo or perform an act of cleaning.
— phrasal verb.
clean out
1.
To rid of dirt, rubbish, or impurities.
2.
To empty of contents or occupants.
3.
Informal. To drive or force out: cleaned out the incompetent workers.
4.
Slang. To deprive completely of money or material wealth: The robbery cleaned us out.
clean up
1.
To make clean or orderly.
2.
To make oneself clean, neat, or presentable.
3.
To dispose of; settle: cleaned up the unpaid bills.
4.
Slang. To make a large profit, often in a short period of time: cleaned up during the bull market.
— idiom.
clean house Slang
To eliminate or discard what is undesirable: The scandal forced the company to clean house.
[Middle English clene, from Old English clǣne.]
— cleanʹa·ble
adjective
— cleanʹness noun
Synonyms: clean, antiseptic, cleanly, immaculate, spotless. The central meaning shared by these adjectives is "free from dirt": clean clothing; antiseptic surgical instruments; cats, cleanly animals; an immaculate tablecloth; spotless gloves.
Antonyms: dirty.