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

Example Sentences

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 Has San Francisco thought through its plan to deploy killer police robots? Nr Editors, National Review, 1 Dec. 2022 The army declined to comment on its plans to deploy the system elsewhere in the West Bank. Sam Mcneil, Anchorage Daily News, 16 Nov. 2022 The army declined to comment on its plans to deploy the system elsewhere in the West Bank. Sam Mcneil,, 16 Nov. 2022 Only a handful of submarines in the fleet can carry a DDS, limiting the Razorback’s ability to deploy. Kyle Mizokami, Popular Mechanics, 8 Nov. 2022 So that’s a restraint against your ability to deploy the funds. Bill Mckibben, The New Yorker, 24 Oct. 2022 North Korea’s ability to deploy a nuclear warhead on any kind of missile is unproven. Brad Lendon And Yoonjung Seo, CNN, 13 Oct. 2022 President Recep Tayyip Erdogan requested parliamentary approval to deploy troops, explaining that the soldiers would join forces from the United States, France, Britain, Italy and Pakistan. Los Angeles Times, 6 Oct. 2022 With its large network capacity and long reach, Wi-Fi HaLow can replace the often difficult-to-deploy mesh networks. Michael De Nil, Forbes, 5 Oct. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deploy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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 5 Dec. 2022.

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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