un·​clog | \ˌən-ˈkläg \
unclogged; unclogging; unclogs

Definition of unclog 

transitive verb

: to free from a difficulty or obstruction

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Synonyms & Antonyms for unclog


ease, facilitate, grease, loosen (up), smooth



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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

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 If possible, run a thin wire brush through the inside to unclog the holes. Susan Selasky, Detroit Free Press, "It's grilling season: Before firing up that grill, take time to clean," 23 May 2018 With him and Ohtani both off the table, the rest of the free agent market could unclog in time for an active five days in Orlando. Jeff Sanders, sandiegouniontribune.com, "Stories to watch at MLB's Winter Meetings," 10 Dec. 2017 The lightweight serum is formulated with 88 percent willow bark water and salicylate, which help unclog pores while soothing inflammation. Devon Abelman, Allure, "The New Cosrx Two in One Poreless Power Liquid Is Like Glass Skin in a Bottle," 9 Apr. 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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Statistics for unclog

Last Updated

14 Nov 2018

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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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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).


by force of circumstances

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