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clean
[kleen]
adjective
free from dirt; unsoiled; unstained.
She bathed and put on a clean dress.
Synonyms: immaculate, neatAntonyms: dirtyfree from foreign or extraneous matter.
They filled the new sandbox with clean sand.
free from pollution; unadulterated; pure.
clean air;
clean water.
habitually free of dirt.
Cats are considered clean animals.
characterized by a fresh, wholesome quality.
the clean smell of pine.
free from all writing or marking.
a clean sheet of paper.
having few or no corrections; easily readable.
The publisher demanded clean proofs from the printer.
Synonyms: legiblefree from roughness or irregularity.
He made a clean cut with a razor.
not ornate; gracefully spare; forceful and simple; trim; streamlined.
a clean literary style;
the clean lines of a ship.
complete; unqualified.
She made a clean break from her old habits.
morally upright; honorable.
to lead a clean life.
showing good sportsmanship; fair.
a clean fighter.
inoffensive in language or content; without obscenity.
Is this a clean movie?
(of a document, record, etc.) bearing no marks of discreditable or unlawful conduct; listing no offenses.
a clean driver's license.
Informal.
innocent of any crime.
not having a criminal record.
carrying or containing no evidence of unlawful activity or intent, such as controlled substances, unlicensed weapons, or contraband.
The agents searched the car for drugs, but it was clean.
Informal., not using addictive drugs.
He’s been clean for three years now.
(of a nuclear weapon) producing little or no radioactive fallout.
not radioactive.
Antonyms: radioactive(of a document or financial instrument) free from qualifications or restrictions.
a clean bill of lading.
free from defects or flaws.
a clean diamond.
Synonyms: flawless, unblemishedfree from encumbrances or obstructions.
(of food) free of synthetic additives, unfamiliar ingredients, excessive amounts of sugar, salt, fat, etc.; not overly processed or refined.
We sell only clean ice cream and confections in our cafe.
neatly or evenly made or proportioned; shapely; trim.
a clean profile.
done without any difficulty or interference.
The bank robbers made a clean getaway.
dexterously performed; adroit.
a clean serve in tennis.
(of a jump over an obstacle) made without touching the obstacle.
Slang., having no direct associations, business interests, etc., that could prejudice one's official acts or decisions.
The new governor is clean because he's sold his construction business and doesn't owe political favors to anyone.
Slang., without money or funds.
(of wine) having a taste that is unusually refreshing and smooth.
having no physical or moral blemish or carrying no taboo according to religious laws, especially dietary or ceremonial laws.
The horse was not a clean animal for the Israelites, and could not be eaten.
Nautical., (of an anchorage, harbor, etc.) free of obstructions or hazards (foul ).
(of the legs of a horse) free from injury or blemish, as capped hocks, splints, or scars.
Foreign Exchange., (of currency floats) not influenced by exchange-rate manipulation (dirty ).
adverb
in a way that is not dirty, messy, unwholesome, overly complicated, etc..
With practice I’ve learned to write clean and crisp, without flashy ornamentation.
After he got out of prison he decided to change his ways and live clean.
so as to be free of dirt or stains.
This shirt will never wash clean.
Informal., wholly; completely; quite.
The sharp carving knife sliced clean through the roast.
In a year, he had gone clean through his inheritance.
Synonyms: thoroughly, entirely
verb (used with object)
to make free of dirt, stains, mess, trash, etc..
Clean those dirty shoes.
I helped my dad clean the garage.
Synonyms: wash, dust, mop, wipe, brush, sweep, scrub, scour, decontaminate, clear, purify, deterge, lave, rinseAntonyms: soilto remove or consume the contents of; empty; clear.
She sat down to dinner ravenous and within five minutes had cleaned her plate.
to dry-clean.
to remove the inedible parts from (poultry, fish, vegetables, fruit, etc.).
He caught the trout, cleaned it, and grilled it—all in 20 minutes.
I’ll clean these strawberries and cut them up.
Metallurgy., to remove the seams from (a casting) by filing or grinding.
Philately., to intentionally delete the cancellation from (a postage or revenue stamp).
verb (used without object)
to perform or undergo a process of cleaning.
This kind of fabric cleans easily.
Detergents clean better than most soaps.
to get rid of dirt, soil, etc. (often followed byup ).
to spend the morning cleaning.
verb phrase
clean out
to empty in order to straighten or clean.
I cleaned out my desk drawers and threw away a lot of junk.
to use up; exhaust.
He had cleaned out his savings.
Informal., to drive out by force.
to empty or rid (a place) of occupants, contents, etc..
Eager customers cleaned out the store on the first day of the sale.
The thief cleaned out the safe.
Slang., to cause to lose all or almost all one's money or possessions.
Gambling eventually cleaned her out.
I got cleaned out last night at poker—the cards were marked.
clean up
to wash or tidy up.
They came in from the barn and cleaned up for dinner.
Clean up this mess in the hallway.
to be washed or tidied up so as to leave no dirt, stains, mess, etc..
This new jacket of mine cleans up really nicely.
The great thing about water-based paints is that they clean up so easily.
Informal., to become more stylishly or formally dressed when needed, as for a social outing or business engagement.
Wow, a suit and tie—you clean up pretty good!
to rid of undesirable persons or features.
They cleaned up the local bars.
to put an end to; finish.
to clean up yesterday's chores.
Informal., to make a large profit.
They cleaned up in the stock market.
clean
/ kliːn /
adjective
without dirt or other impurities; unsoiled
without anything in it or on it
a clean page
recently washed; fresh
without extraneous or foreign materials
without defect, difficulties, or problems
a clean test flight
(of a nuclear weapon) producing little or no radioactive fallout or contamination
uncontaminated Compare dirty
(of a wound, etc) having no pus or other sign of infection
pure; morally sound
without objectionable language or obscenity
a clean joke
(of printer's proofs, etc) relatively free from errors; easily readable
clean copy
thorough or complete
a clean break
dexterous or adroit
a clean throw
sport played fairly and without fouls
simple in design
a ship's clean lines
aeronautics causing little turbulence; streamlined
(of an aircraft) having no projections, such as rockets, flaps, etc, into the airstream
honourable or respectable
habitually neat
(esp of a driving licence) showing or having no record of offences
slang
innocent; not guilty
not carrying illegal drugs, weapons, etc
nautical
having its bottom clean
having a satisfactory bill of health
Old Testament
(of persons) free from ceremonial defilement
(of animals, birds, and fish) lawful to eat
New Testament morally and spiritually pure
See sweep
verb
to make or become free of dirt, filth, etc
the stove cleans easily
(tr) to remove in making clean
to clean marks off the wall
(tr) to prepare (fish, poultry, etc) for cooking
to clean a chicken
adverb
in a clean way; cleanly
not_standard, (intensifier)
clean forgotten
clean dead
cricket bowled by a ball that breaks the wicket without hitting the batsman or his bat
informal, to make a revelation or confession
noun
the act or an instance of cleaning
he gave his shoes a clean
Other Word Forms
- cleanness noun
- cleanable adjective
- half-cleaned adjective
- overclean adjective
- overcleanly adverb
- overcleanness noun
- preclean verb (used with object)
- reclean verb (used with object)
- superclean adjective
- uncleaned adjective
Word History and Origins
Origin of clean1
Word History and Origins
Origin of clean1
Idioms and Phrases
eat clean, to reduce one’s consumption of processed and refined foods in favor of whole foods.
Raising our children to eat clean has been easier than we expected.
clean up one's act. act.
clean full,
(of a sail or sails) filled with wind; rap full.
(of a sailing vessel) with all sails full of wind; rap full.
clean house, to wipe out corruption, inefficiency, etc., as in an organization.
It's time for the city government to clean house.
come clean, to tell the truth, especially to admit one's guilt.
When they offered him a plea bargain, he finally came clean.
More idioms and phrases containing clean
- come clean
- have a clear (clean) conscience
- keep one's nose clean
- make a clean breast of
- make a clean sweep
- new broom sweeps clean
- take to the cleaners
- wipe the slate clean
Synonym Study
Example Sentences
Said Adams: “For a new player coming to a new team like this it’s just a clean slate. You can’t really ask for much more than that.”
To ensure there’s never a speck of dust on the floor, Herbert and his crew use electric leaf blowers each day to clean the massive space.
It is a clean slate where you can build the family tree.
When I first arrived at Reset, I was taken aback by the starkness of the space, but it didn’t take long for the hotel’s minimalism and clean lines to grow on me.
The most recent estimate stands at £107m to clean up the site using a range of pollution prevention measures.
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Related Words
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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