[ dih-ploi ]
See synonyms for: deploydeployed on

verb (used with object)
  1. Military. to spread out (troops) so as to form an extended front or line.

  2. to arrange in a position of readiness, or to move strategically or appropriately: to deploy a battery of new missiles.

verb (used without object)
  1. to spread out strategically or in an extended front or line.

  2. to come into a position ready for use: The plane can't land unless the landing gear deploys.

Origin of deploy

First recorded in 1470–80; from French déployer, equivalent to dé- prefix with negative force + ployer “to fold”; see dis-1, ploy

Other words from deploy

  • de·ploy·a·ble, adjective
  • de·ploy·a·bil·i·ty [dih-ploi-uh-bil-i-tee], /dɪˌplɔɪ əˈbɪl ɪ ti/, noun
  • de·ploy·ment, noun

Words Nearby deploy Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use deploy in a sentence

British Dictionary definitions for deploy


/ (dɪˈplɔɪ) /

verbmainly military
  1. to adopt or cause to adopt a battle formation, esp from a narrow front formation

  2. (tr) to redistribute (forces) to or within a given area

Origin of deploy

C18: from French déployer, from Latin displicāre to unfold; see display

Derived forms of deploy

  • deployment, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012