un·​leash | \ ˌən-ˈlēsh \
unleashed; unleashing; unleashes

Definition of unleash 

transitive verb

1 : to free from or as if from a leash : let loose unleash the dogs unleashing his anger
2 : to throw, shoot, or set in motion forcefully unleashed a superb shot … to earn his side a pointThe New York Times

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Examples of unleash in a Sentence

The storm unleashed its fury. The editorial unleashed a torrent of angry responses.

Recent Examples on the Web

Want to unleash firepower in a standard soldier style? Sam Machkovech, Ars Technica, "The 16 surprising new games that made PAX West an absolute blast," 9 Sep. 2018 Supporters have unleashed a bevy of vengeful comments and reviews, while others question her choice to use her platform to take down a small business. Sarah Midkiff, refinery29.com, "Restaurant Gets Thousands Of Bad Reviews After One Tweet From Sarah Huckabee Sanders," 23 June 2018 The parasitic wasp is such a sought-after insect, researchers from South Africa even came here to collect some to take back to unleash in their country. Fox News, "Wasps bred as biological warfare agents," 25 May 2018 THE MUSICAL Chaos is unleashed when one dinosaur in a clan of females spontaneously turns male. Helena Oliviero, ajc, "Things to do in and around Atlanta on Tuesday, May 15," 14 May 2018 SUBSCRIBE TODAY Heavy rains triggered freeway closures throughout Southern California and unleashed mudflows in areas ravaged by wildfires. Michael Mcgough, sacbee, "This year's tax deadline is Tuesday. Why some Californians will get 2 extra weeks | The Sacramento Bee," 14 Apr. 2018 There are barefoot refugee children, in diapers, choking on tear gas that America has unleashed on them at the San Ysidro border crossing. Jennifer Wright, Harper's BAZAAR, "If You're Defending Tear Gassing Children, You're a Horrible Person," 28 Nov. 2018 Nvidia revealed the boundary-pushing GeForce RTX 20-series on Monday, unleashing GeForce RTX 2070, RTX 2080, and RTX 2080 Ti graphics cards brimming with fancy new tech that promises to support fancy new gaming capabilities. Brad Chacos, PCWorld, "Nvidia GeForce RTX: Every game that supports real-time ray tracing and Deep Learning Super Sampling," 21 Aug. 2018 High-speed, high-capacity wireless connectivity will unleash new innovations to improve our quality of life. Mike Snider, USA TODAY, "Smarter devices, faster smartphones will follow from FCC 5G spectrum auctions," 11 July 2018

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

circa 1671, in the meaning defined at sense 1

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Statistics for unleash

Last Updated

7 Jan 2019

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Time Traveler for unleash

The first known use of unleash was circa 1671

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More Definitions for unleash



English Language Learners Definition of unleash

: to allow or cause (something very powerful) to happen suddenly

: to remove a leash from (an animal) so that it can freely run, attack someone, etc.


un·​leash | \ ˌən-ˈlēsh \
unleashed; unleashing

Kids Definition of unleash

: to free from or as if from a leash A storm unleashed its fury.

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More from Merriam-Webster on unleash

Rhyming Dictionary: Words that rhyme with unleash

Thesaurus: All synonyms and antonyms for unleash

Spanish Central: Translation of unleash

Nglish: Translation of unleash for Spanish Speakers

Britannica English: Translation of unleash for Arabic Speakers

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marked by shyness and lack of polish

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