- comparative of clean.
cleaner
Americannoun
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cleaners
plural
-
a person who cleans, especially one whose regular occupation is cleaning offices, buildings, equipment, etc.
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an apparatus or machine for cleaning, as a vacuum cleaner.
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a preparation for use in cleaning, as a detergent or chemical bleach.
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the owner or operator of a dry-cleaning establishment.
The cleaner said he couldn't get the spot off my coat.
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Usually cleaners. a dry-cleaning establishment.
My suit is at the cleaners.
idioms
noun
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a person, device, chemical agent, etc, that removes dirt, as from clothes or carpets
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(usually plural) a shop, etc that provides a dry-cleaning service
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informal to rob or defraud a person of all of his money
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of cleaner
First recorded in 1425–75, cleaner is from the late Middle English word clener. See clean, -er 1
Explanation
A cleaner is either a person whose job involves tidying and disinfecting, or it's a substance used to do that work, like soap. If the cleaner runs out of window cleaner, they might try using vinegar. Professional cleaners might work in people's homes, in which case you might call them housekeepers, or they might work in office buildings, on work sites, or really anywhere that needs to be cleaned. Some cleaners (like dry cleaners) clean clothing and other textiles. Being a cleaner is hard work — and if you've ever watched workers suspended on scaffolding using big squeegees to clean skyscraper windows, you know that it can be thrilling work, too.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Peeling produces a slightly cleaner finished syrup, but because the mixture will eventually be strained, leaving the skins on works perfectly well.
From Salon ● Aug. 16, 2026
Less guidance, in his view, delivers a cleaner read.
From The Wall Street Journal ● Aug. 11, 2026
Mildred Barreto, a 66-year-old cleaner, still calls him "comandante," meaning commander.
From Barron's ● Aug. 11, 2026
But the Western States Petroleum Assn. trade group opposes that, saying it would penalize California refiners that have already invested in making the cleaner fuel.
From Los Angeles Times ● Aug. 5, 2026
The vacuum cleaner business was so brisk, in fact, that the company that made them opened a branch factory in the town.
From "Mrs. Frisby and the Rats of NIMH" by Robert C. O'Brien
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While healing from their losses, they hustled, working as caregivers, nannies, Uber drivers and house cleaners.
From Los Angeles Times ● Aug. 17, 2026
He became a suspect after a clerk at a dry cleaners that had been robbed saw Brambles at a motel and called police.
From Los Angeles Times ● Aug. 13, 2026
Among the examples cited by the task force was the case of French programmer Sammy Azdoufal, who reportedly accessed data from thousands of robotic vacuum cleaners made by Chinese manufacturer DJI.
From Barron's ● Jul. 28, 2026
She relies on a household team of nannies, cleaners, a chef and a chief of staff, which helps afford time for “high-impact, core memories” like vacations with her children.
From The Wall Street Journal ● Jul. 18, 2026
While the heavy-duty cleaners and scouring pad lifted the black from the white bathroom sink, Miss Patty Cake’s body was another story.
From "One Crazy Summer" by Rita Williams-Garcia
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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.