\ ˈkläg How to pronounce clog (audio) , ˈklȯg \

Definition of clog

 (Entry 1 of 2)

1a : a weight attached especially to an animal to hinder motion
b : something that shackles or impedes : encumbrance sense 1
c : a mass of material that blocks movement through a pipe or vessel clearing a clog in the kitchen sink
2 : a shoe, sandal, or overshoe having a thick typically wooden sole


clogged; clogging

Definition of clog (Entry 2 of 2)

transitive verb

1a : to impede with a clog : hinder
b : to halt or retard the progress, operation, or growth of : encumber restraints that have been clogging the market— T. W. Arnold
2a : to fill beyond capacity : overload cars clogged the main street often used with uppetty cases clogging up the courts
b : to cause blockage in often used with uparteries clogged up by cholesterol

intransitive verb

1 : to become filled with extraneous matter often used with up
2 : to unite in a mass : clot
3 : to dance a clog dance

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Other Words from clog


clogger \ ˈklä-​gər How to pronounce clogger (audio) , ˈklȯ-​ \ noun

Choose the Right Synonym for clog


hamper, trammel, clog, fetter, shackle, manacle mean to hinder or impede in moving, progressing, or acting. hamper may imply the effect of any impeding or restraining influence. hampered the investigation by refusing to cooperate trammel suggests entangling by or confining within a net. rules that trammel the artist's creativity clog usually implies a slowing by something extraneous or encumbering. a court system clogged by frivolous suits fetter suggests a restraining so severe that freedom to move or progress is almost lost. a nation fettered by an antiquated class system shackle and manacle are stronger than fetter and suggest total loss of freedom. a mind shackled by stubborn prejudice a people manacled by tyranny

Examples of clog in a Sentence

Noun There's a clog in the kitchen sink. a liquid chemical that gets rid of clogs Verb The sink was clogged by dirt and grease. The drain clogs easily because the opening is so small.
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Recent Examples on the Web: Noun Others were denied after it was determined the backups were caused by clogs involving roots, rags or other debris. Talia Richman,, "‘Not acceptable’: Baltimore City Council pushes for action on sewage backups, lagging reimbursement program," 13 Nov. 2019 And repeat this baking soda treatment once a month to reduce the chance of another clog. Joseph Truini, Popular Mechanics, "How to Unclog a Drain," 26 Jan. 2019 Weather varies, moods swing, sinuses clog; the steak sliced from this end of the loin is minutely more tender than the steak sliced from that end; table companions are a distraction, an enhancement, or a nightmare. Helen Rosner, The New Yorker, "The Best Things I’ve Eaten This Decade," 31 Dec. 2019 Jacquemus Jacquemus’ Les Sabots wooden-heel leather clogs are offered in colors such as burgundy, nude, light blue, white, black and green. Janet Kinosian, Los Angeles Times, "Fall fashion trends: Stylish details matter — and are everything this season," 19 Sep. 2019 The mammoth clog, discovered earlier this year, weighed the same as three of London’s famed red double-decker buses and took up as much as 80 percent of the sewer’s capacity, the news release said. Fox News, "London sewer’s 40-ton fatberg cleared after 3 weeks, debris removed by hand, officials say," 30 Oct. 2019 Called the Yeezy Foam runner, the all-white shoe is reportedly based on a clog, and has been previously secretly sported by his daughter, North West, Complex noted. Lauren Rearick, Teen Vogue, "Twitter Hilariously Compared Kanye West Yeezy Runner Shoe to Crocs," 13 Sep. 2019 In October 2018, a massive 12-foot long clog of disposable wipes cost Charleston Water more than $140,000 in damage and cleanup costs. Ryan W. Miller, USA TODAY, "You're probably using disposable wipes wrong. How to avoid harming the planet, the sewers," 26 Feb. 2018 That’s either a bypass — open-heart surgery to detour around blockages — or angioplasty, in which doctors push a tube through an artery to the clog, inflate a tiny balloon and place a stent, or mesh scaffold, to prop the artery open., "The results challenge medical dogma and call into question some of the most common practices in heart care. They are the strongest evidence yet that tens of thousands of costly stent procedures and bypass operations each year are unnecessary or premature for people with stable disease.," 17 Nov. 2019 Recent Examples on the Web: Verb The Celtics also don’t want to clog their long-term salary cap with Jaylen Brown (four years, $115 million) and a potential $170 million deal for Jayson Tatum on their books., "Meanwhile, Love and Thompson are caught in purgatory. LeBron James bailed on the Cavaliers for the Los Angeles Lakers. Kyrie Irving demanded a trade and was sent to the Celtics. All of the other role players are gone or retired.," 11 Dec. 2019 In the letter, Perkins said that if operations are banned at Richmond, Phillips 66 would be forced to clog highways by traveling farther to a marine terminal in Stockton. Sarah Ravani,, "Richmond council delays vote on whether to ban coal shipments from port," 4 Dec. 2019 While Monday will see minimal delays, things start to clog up some on Tuesday as a low-pressure system over the Midwest could slow some flights down. Chris Morris, Fortune, "This Could Be the Worst Thanksgiving for Travel in Years," 25 Nov. 2019 The race may start at 10, but roads and viewing spots tend to clog up early. Susan Dunne,, "Everything you need to know about the Manchester Road Race: Parking, bathrooms, the best spectator spots and the costume contest," 25 Nov. 2019 Dropping as many as eight to clog up the passing lanes has always been Mike Leach’s kryptonite -- but only if the limited number of pass rushers can also get enough heat on the quarterback. oregonlive, "Is Washington State’s Anthony Gordon the country’s best QB? Is Mike Leach leaving Pullman? Five questions answered by a WSU football expert," 21 Nov. 2019 Medicines affect all the arteries, including other spots that might be starting to clog, experts said. Washington Post, "Big study casts doubt on need for many heart procedures," 16 Nov. 2019 Medicines affect all the arteries, including other spots that might be starting to clog, experts said. Marilynn Marchione, Anchorage Daily News, "Big study casts doubt on need for many heart procedures," 16 Nov. 2019 Instead, whenever a route started to clog, the ants returning to the nest blocked ants traveling in the opposite direction, forcing them to find an alternate route. Jennifer Ouellette, Ars Technica, "Study: Ants are “immune” to traffic jams," 23 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'clog.' 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 clog


14th century, in the meaning defined at sense 1a


14th century, in the meaning defined at transitive sense 1a

History and Etymology for clog


Middle English clogge short thick piece of wood

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Time Traveler for clog

Time Traveler

The first known use of clog was in the 14th century

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Statistics for clog

Last Updated

19 Jan 2020

Cite this Entry

“Clog.” The Dictionary, Merriam-Webster Inc., Accessed 23 January 2020.

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More Definitions for clog


How to pronounce clog (audio)

English Language Learners Definition of clog

 (Entry 1 of 2)

: a shoe or sandal that has a thick usually wooden sole
: something that blocks or clogs a pipe



English Language Learners Definition of clog (Entry 2 of 2)

: to slowly form a block in (something, such as a pipe or street) so that things cannot move through quickly or easily


\ ˈkläg How to pronounce clog (audio) \
clogged; clogging

Kids Definition of clog

 (Entry 1 of 2)

: to make passage through difficult or impossible : plug Snow clogged the roads.



Kids Definition of clog (Entry 2 of 2)

1 : something that hinders or holds back There's a clog in the drain.
2 : a shoe having a thick usually wooden sole

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More from Merriam-Webster on clog

Thesaurus: All synonyms and antonyms for clog

Rhyming Dictionary: Words that rhyme with clog

Spanish Central: Translation of clog

Nglish: Translation of clog for Spanish Speakers

Britannica English: Translation of clog for Arabic Speakers

Comments on clog

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


out of the ordinary or unreasonable

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