Definition of


  1. (noun, act) an act that sets in motion some course of events
  2. (noun, artifact) lever that activates the firing mechanism of a gun
  3. (noun, artifact) a device that activates or releases or causes something to happen
  4. (verb, competition) release or pull the trigger on
  5. (verb, creation) put in motion or move to act
    actuate the circuits

via WordNet, Princeton University

Alternate forms of Trigger

Derivations: trigger

Hyponyms: fomentation, hair trigger, instigation, plutonium pit, plutonium trigger

Hypernyms: causation, causing, device, initiate, lever, pioneer

Origin of the word Trigger

  1. 1660, earlier tricker (1621), from Du. trekker "trigger," from trekken "to pull" (see trek). Tricker was the usual form in Eng. until c.1750. The verb is first recorded 1930, from the noun. Trigger-happy is attested from 1943. more

via Online Etymology Dictionary, ©2001 Douglas Harper

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