leakier; leakiest
: permitting fluid to leak in or out
leakily adverb
leakiness noun

Examples of leaky in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The house was commissioned by newlyweds Stanley and Mildred Rosenbaum, who moved there in 1939 and immediately ran into a leaky roof and failing in-floor heating. AFAR Media, 14 July 2025 But the decision to live with a leaky ceiling or make peace with other problems in your home can have long-term consequences. Rachel Barber, USA Today, 11 July 2025 The Bottom Line: An Economic Imperative This isn’t just about fixing leaky faucets or building houses (though those are essential). Scott White, Forbes.com, 11 July 2025 But the Swan home still needed some TLC, so Dean balanced his full-time job with refurbishing the house: hammering floorboard nails, patching leaky faucets, and fixing leaky water heaters. Ani Freedman, Fortune, 29 June 2025 See All Example Sentences for leaky

Word History

First Known Use

15th century, in the meaning defined above

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

Browse Nearby Words

Cite this Entry

“Leaky.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/leaky. Accessed 29 Jul. 2025.

Kids Definition

leaky

adjective
leakier; leakiest
: permitting fluid to leak in or out
a leaky boat
leakiness noun

Medical Definition

leaky

adjective
: 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

More from Merriam-Webster on leaky

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!