de·​ploy | \di-ˈplȯi \

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 \ -​ə-​bəl \ adjective
deployment \ -​mənt \ noun

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

As the assistant chief in charge of the 911 call center, Reyes devised plans to deal with the flood of calls and deploy K-9s to check suspicious items, said Chief Manley. Steve Miletich, The Seattle Times, "‘He’s just a doer’: Meet Seattle police-chief candidate Ely Reyes," 9 July 2018 Maciel’s unit is supporting the 1st Security Force Assistance Brigade, which deployed in March to train Afghan troops. Jeremy Redmon, ajc, "‘Apparent insider attack’ kills Georgia-based soldier in Afghanistan," 10 July 2018 At the end of 2017, mobile carriers had deployed 323,448 cell sites, just a 7% increase from five years ago, CTIA said. Aaron Pressman, Fortune, "Everybody Has a Cell Phone, So What's Next for the Wireless Industry?," 10 July 2018 Both Lorenzo and her son, a 23-year-old in the Army who will soon be deployed to Japan, are trying to understand why Fanny was deported after 20 years with a clean record. Dan Sweeney,, "Miami-Dade woman deported over 1997 marijuana arrest, report says," 6 July 2018 What the behemoths of Silicon Valley truly fear is the possibility that antitrust laws will be deployed to shatter them into much smaller units. Franklin Foer, The Atlantic, "The Death of the Public Square," 6 July 2018 These recycling techniques likely wouldn’t be deployed alone, says Susan Selke, director of the School of Packaging at Michigan State University. Eva Botkin-kowacki, The Christian Science Monitor, "Closing the loop on plastic recycling?," 5 July 2018 The trio’s 100bn yuan will be mainly deployed in China. The Economist, "China’s new $15bn tech fund emulates SoftBank’s Vision Fund," 5 July 2018 Dockless bikes don’t require stations and can be deployed quickly around the city. Paul Berger, WSJ, "City Delays Coney Island Dockless Bike Launch," 3 July 2018

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

7 Nov 2018

Look-up Popularity

Time Traveler for deploy

The first known use of deploy was in 1616

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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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Comments on deploy

What made you want to look up deploy? Please tell us where you read or heard it (including the quote, if possible).


something that serves to warn or remind

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