un·​clog | \ ˌən-ˈkläg How to pronounce unclog (audio) \
unclogged; unclogging; unclogs

Definition of unclog

transitive verb

: to free from a difficulty or obstruction

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Synonyms & Antonyms for unclog


clear, free, open, unplug, unstop


block, clog (up), close, dam (up), plug (up), stop

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Examples of unclog in a Sentence

He had a procedure done to unclog his arteries. finding ways to unclog busy roads

Recent Examples on the Web

In 2017, Roto-Rooter plumbers unclogged almost 211,000 residential kitchen sinks, caused by a variety of reasons, costing American homeowners over $30 million. Lara Korte, WSJ, "Everyone* Pours Bacon Fat Down the Drain, Everyone Lies About It," 8 Aug. 2018 The heat will help to unclog the Eustachian tube, and, in turn, open and close to release built-up pressure. Brian Sumers, Condé Nast Traveler, "How to Pop Your Ears on a Plane—And Why They Pop, Anyway," 10 Sep. 2018 That's why everyone should learn the basic steps to unclog a toilet, and avoid a nasty overflow situation. Timothy Dahl, Popular Mechanics, "How to Unclog a Toilet," 26 Oct. 2016 The project would build a second toll lane each direction from Bothell to Lynnwood, and a second Sammamish River bridge, to unclog the bottleneck there. Mike Lindblom, The Seattle Times, "Can $3 billion in toll lanes, interchanges and bus rapid transit fix I-405 gridlock?," 9 Sep. 2018 The old standby red cup plunger can work great to unclog sinks and bathtubs. Timothy Dahl, Popular Mechanics, "You've Been Using the Wrong Plunger to Unclog Your Toilet," 15 Dec. 2015 The formula packs salicylic acid, a powerhouse ingredient for unclogging pores that not only treats existing breakouts, but helps to prevent new ones from cropping up. Lisa Desantis, Health.com, "This Is Kourtney Kardashian's Favorite Foundation for Her Sensitive, Acne-Prone Skin," 6 June 2018 The Department of Public Works will continue to clear and unclog catch basins, and residents should call 311 to report catch basins that are not fully functioning. Ben Estes, NOLA.com, "How New Orleans is preparing for Alberto," 26 May 2018 The latter figure also includes purchase of a new jet truck, used to unclog lines, estimated at $150,000. Allan Vought, The Aegis, "Bel Air's final budget set at $16.6 million, tax rates unchanged," 25 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unclog.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of unclog

circa 1616, in the meaning defined above

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Time Traveler for unclog

The first known use of unclog was circa 1616

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English Language Learners Definition of unclog

: to open (something) so things can pass or flow through

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More from Merriam-Webster on unclog

Rhyming Dictionary: Words that rhyme with unclog

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Spanish Central: Translation of unclog

Nglish: Translation of unclog for Spanish Speakers

Comments on unclog

What made you want to look up unclog? Please tell us where you read or heard it (including the quote, if possible).


a strong desire or propensity

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