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

transitive verb

: to extend (a military unit) especially in width
: to place in battle formation or appropriate positions
deploying troops to the region
: 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. See More
Recent Examples on the Web Honda says that a weight sensor, which is meant to disable the passenger airbags if the seat is occupied by a child or child seat, might not work properly, allowing the airbags to deploy during a crash. Jonathan M. Gitlin, Ars Technica, 6 Feb. 2024 Gardner's main parachute never fully deployed to slow his descent, police in Eloy said. CBS News, 6 Feb. 2024 As Haiti’s security and political crises worsens, the effort to field a Multinational Security Support mission recently hit a roadblock when a court in Kenya barred 1,000 police officers from deploying to Haiti. Jacqueline Charles, Miami Herald, 6 Feb. 2024 Because phone service workers will need to be deployed during the removal process, this could extend the completion time. Samantha Murphy Kelly, CNN, 5 Feb. 2024 As the search continued, on Saturday, authorities and several cadaver teams were deployed to different areas of the county, the sheriff's office said in an update on Facebook. Brian Brant, Peoplemag, 5 Feb. 2024 Two companies, from Festus and Harrisonville, deployed to the border late last year to assist the U.S. Customs and Border Protection’s work along the southern border, a Missouri National Guard spokesperson confirmed. Kacen Bayless, Kansas City Star, 5 Feb. 2024 California allows just two companies—Waymo and autonomous delivery firm Nuro—to deploy commercial self-driving technology in California. Aarian Marshall, WIRED, 3 Feb. 2024 The Pentagon deployed two American B-1B bombers, which departed from Dyess Air Force Base, Texas, early Friday and made the more than 6,000-mile flight to deliver their payload of munitions from the skies over Iraq and Syria. Julian E. Barnes, New York Times, 2 Feb. 2024 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'deploy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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

Dictionary Entries Near deploy

Cite this Entry

“Deploy.” Dictionary, Merriam-Webster, Accessed 21 Feb. 2024.

Kids Definition


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
Last Updated: - Updated example sentences
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