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.
To guard against that kind of deception, Mizrachi said, organizations need to deploy stronger security tools that rely on physical devices—like a smartphone or hardware security key—to prove someone’s identity. Sharon Goldman, Fortune, 10 July 2025 The question is whether our will to deploy it at scale will match its proven effectiveness and its transformative potential. Peter Sands, Forbes.com, 10 July 2025 Officers were able to successfully deploy stop sticks before the Jeep continued onto I-95 North where police engaged in a pursuit until the area of Exit 64, police said. Justin Muszynski, Hartford Courant, 10 July 2025 That’s, in part, because the technology is nascent compared with other types of robots already deployed in warehouses at a larger scale. Meghan Hall, Sourcing Journal, 10 July 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 14 Jul. 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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