deploy

verb

de·​ploy di-ˈplȯi How to pronounce deploy (audio)
deployed; deploying; deploys

transitive verb

1
a
: to extend (a military unit) especially in width
b
: to place in battle formation or appropriate positions
deploying troops to the region
2
: to spread out, utilize, or arrange for a deliberate purpose
deploy a sales force
deploy a parachute

intransitive verb

: to move, spread out, or function while being deployed
the troops deployed along the front
the parachute failed to deploy
deployable adjective

Examples of deploy in a Sentence

The troops were deployed for battle. They plan to deploy more American soldiers over the next six months. Two scientists were deployed to study the problem. Both campaigns are deploying volunteers to the cities to encourage people to vote. Equipment and supplies have been deployed across the country. He deploys several arguments to prove his point. Wait several seconds before deploying the parachute. The boat's sails were not fully deployed. The parachute failed to deploy properly.
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 critical role underpins the nation’s defense as the ultimate security guarantee, and at least one of the boats is deployed in an unknown location at sea every minute of every day, according to a press release. Prabhat Ranjan Mishra, Interesting Engineering, 20 Oct. 2025 The plane's inflatable escape slide was deployed, and the nose and tail sections of the plane separated. Charlotte Phillipp, PEOPLE, 20 Oct. 2025 As of Tuesday, a significant percentage of all deployed US naval assets globally are also now located in US Southern Command, the US military’s command responsible for operations in the region, according to a fleet tracker published by the United States Naval Institute’s news portal. Natasha Bertrand, CNN Money, 19 Oct. 2025 The only way to do it would have been to run political and media operations to build popular support for Western actors, then install a pro-Western administration and, beyond that, vastly increase Western military resources, including troops, deployed in Niger. Paul Tilsley, FOXNews.com, 19 Oct. 2025 See All Example Sentences for deploy

Word History

Etymology

borrowed from French déployer "to unfurl, spread out, display, arrange for a purpose," going back to Old French despleier, desploier "to unfurl, set out to view" — more at display entry 1

First Known Use

1616, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of deploy was in 1616

Browse Nearby Words

Cite this Entry

“Deploy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deploy. Accessed 21 Oct. 2025.

Kids Definition

deploy

verb
de·​ploy di-ˈplȯi How to pronounce deploy (audio)
: to move, spread out, or place in position for some purpose
troops deployed for battle
deploy police to prevent a riot
deployment noun

More from Merriam-Webster on deploy

Last Updated: - Updated example sentences
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