\ˈlē-kē \
leakier; leakiest

Definition of leaky 

: permitting fluid to leak in or out

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Other Words from leaky

leakily \ˈlē-​kə-​lē \ adverb
leakiness \ˈlē-​kē-​nəs \ noun

Examples of leaky in a Sentence

Recent Examples on the Web

Retinopathy often presents with leaky blood vessels. Milwaukee Journal Sentinel, "Routine eye exams reveal diseases unrelated to the eye," 5 Mar. 2018 Many of the mice also showed signs of leaky blood vessels and other damage, including inflammation and disruptions in the electrical activity within their brains. Gretchen Reynolds, New York Times, "Hits to the Head May Result in Immediate Brain Damage," 31 Jan. 2018 First, there was the apartment itself, which Ms. Klipstine and a friend had found after a leaky ceiling necessitated a departure from a cramped three-bedroom a few blocks away. Kim Velsey, New York Times, "When the Landlord Tries to Break Up With You," 28 May 2018 Footage on social media showed floods, leaky ceilings and parked cars completely submerged in water. Fox News, "Egyptian president offers sympathy after heavy rains," 26 Apr. 2018 In spring 2002, then-chief Jerry Oliver ordered about 70 employees to move from the seventh floor after complaints about poor ventilation, leaky ceilings, mold, vermin and pigeon droppings. Ann Zaniewski, Detroit Free Press, "Detroit's old police HQ: Escapes, vanishing evidence, bird corpses," 9 Mar. 2018 Take away their favorite conditions by using a dehumidifier in damp basements, sealing up leaky pipes, and making sure the bathroom is well ventilated. Rebecca Straus, Good Housekeeping, "5 Ways to Get Rid of Silverfish," 25 July 2018 Experts said that a variety of reasons contributed to the shortage, including a dry winter, contamination of a nearby river and aging, leaky pipes that date to the days when the hill town was the summer capital of the British Raj. Annie Gowen, Washington Post, "‘Please don’t come’: Tourists turned away from India’s famed hill resort as water dries up," 30 May 2018 For years, officials considered tearing down the building, with its leaky ceilings and myriad of maintenance issues. Avalon R. Zoppo, Philly.com, "A final goodbye to nearly century-old Pennsauken school slated for demolition," 21 May 2018

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

15th century, in the meaning defined above

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Statistics for leaky

Last Updated

10 Dec 2018

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Time Traveler for leaky

The first known use of leaky was in the 15th century

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More Definitions for leaky



English Language Learners Definition of leaky

: having a hole that allows something (such as a liquid or gas) to pass in or out : having a leak


\ˈlē-kē \
leakier; leakiest

Kids Definition of leaky

: letting fluid in or out through a crack or hole a leaky roof


\ˈlē-kē \

Medical Definition of leaky 

: relating to or being a mutant gene that changes the structure of the protein and especially an enzyme that it determines so that some but not all of its biological activity is lost also : being such a protein with subnormal activity

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More from Merriam-Webster on leaky

Rhyming Dictionary: Words that rhyme with leaky

Spanish Central: Translation of leaky

Nglish: Translation of leaky for Spanish Speakers

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a soft lustrous wool fabric with mohair

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