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.
Part of that promise included deploying our military to retake our border. Riley Moore, MSNBC Newsweek, 15 Aug. 2025 Still, deploying them effectively requires careful calibration, diverse training data and ongoing evaluation to avoid false positives or demographic bias. Mohamed Lazzouni, Forbes.com, 15 Aug. 2025 The Trump administration rebuked Philadelphia District Attorney Larry Krasner for criticizing the president’s decision to deploy the National Guard in Washington, D.C. to help lower crime. Washington Examiner Staff, The Washington Examiner, 15 Aug. 2025 Trump seized control of DC’s police force and deployed 800 National Guard troops to bolster law enforcement − despite a declining crime rate in the capital in 2024 and 2025 − and relocate homeless people. Bart Jansen, USA Today, 15 Aug. 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 19 Aug. 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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