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.
Some men had the means to hire private investigators to find incriminating information on survivors, to deploy media campaigns designed by public-relations firms, and to mobilize their online followers. Alexis Okeowo, New Yorker, 16 June 2025 Protesters have embraced the flag as a symbol of cultural pride and a repudiation of anti-immigrant policies against the backdrop of National Guard and Marines deployed to the city by President Donald Trump. Stephen J. Beard, USA Today, 15 June 2025 The episode was one of the triggers that led the Trump administration to deploy National Guard troops to L.A. over the objections of Gov. Gavin Newsom. ICE forays deep into neighborhoods have continued, sparking new outrage. Kate Sequeira, Los Angeles Times, 15 June 2025 Ellen Chapman, a leader of the organization Indivisible Sacramento, said online sign-ups for the event spiked in the past week after Trump deployed the National Guard and Marines to Los Angeles during protests over immigration raids. Sacbee.com, 15 June 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 Jun. 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
Love words? Need even more definitions?

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