trigger-happy

  1. Adjective.  (idiomatic) Having a tendency or desire to shoot a firearm irresponsibly before adequately identifying the target.
  2. Adjective.  (idiomatic) Inclined to behave recklessly, especially with machinery.
  3. Adjective.  (idiomatic) Inclined to react excessively or violently at the slightest provocation.

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This entry was last updated on RefTopia from its source on 3/20/2012.