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

Definition of deploy

transitive verb

1a : 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

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Other Words from deploy

deployable \ di-​ˈplȯi-​ə-​bəl How to pronounce deploy (audio) \ 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.
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Recent Examples on the Web Third, the centers also deploy technology gained from two of Target’s recent acquisitions, Deliv and Grand Junction, both of whom were purchased to help Target optimize last-mile delivery. Chris Walton, Forbes, "Target May Be Set To Debut A New ‘Store Of The Future’," 1 Mar. 2021 Texas will deploy more than 1,100 National Guardsmen to help administer COVID-19 vaccines to homebound seniors in rural and isolated areas. Marlene Lenthang, ABC News, "Texas deploys 1,100 National Guard to help administer COVID-19 vaccines to homebound seniors," 26 Feb. 2021 Skiers looking to gain speed on a slight downhill area may deploy the skate technique. Kyle Schurman,, "What is cross-country skiing?," 26 Feb. 2021 The air bag control module may deploy the second stage of the front passenger air bag too quickly after the first stage when the seat is occupied by a child. USA TODAY, "Car recalls for February 18-25," 26 Feb. 2021 The rover will deploy a little helicopter called Ingenuity, which will become the first machine to take flight on Mars. Marina Koren, The Atlantic, "Mars Has Never Felt Closer to Home," 23 Feb. 2021 Next, after a new software upload is complete, the science team plans to do an in-depth examination of the rover’s instruments, deploy its robotic arm, and take Perseverance for its first test drive on the Red Planet. Catherine Matacic, Science | AAAS, "Martian rover sends back ‘overwhelming’ video, audio from the Red Planet," 22 Feb. 2021 Two of those halls — one in Virginia, the other in the Twin Cities — deploy almost entirely Minnesotans. Mike Hughlett, Star Tribune, "Majority of those working on Enbridge pipeline from outside Minnesota," 18 Feb. 2021 Over the coming weeks, Perseverance will deploy the four-pound flying machine. Kenneth Chang, New York Times, "NASA Lands Perseverance on Mars," 18 Feb. 2021

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.

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First Known Use of deploy

1616, in the meaning defined at transitive sense 1a

History and Etymology for deploy

French déployer, literally, to unfold, from Old French desploier, from des- dis- + ploier, plier to fold — more at ply

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Statistics for deploy

Last Updated

4 Mar 2021

Cite this Entry

“Deploy.” Dictionary, Merriam-Webster, Accessed 5 Mar. 2021.

Style: MLA
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More Definitions for deploy



English Language Learners Definition of deploy

: to organize and send out (people or things) to be used for a particular purpose
: to open up and spread out the parts of (something, such as a parachute)

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