hair-trigger

adjective hair-trig·ger \ ˈher-ˌtri-gər \

Definition of hair-trigger

1 :immediately responsive to the slightest stimulus
  • a hair-trigger temper
2 :delicately adjusted or easily disrupted

First Known Use of hair-trigger

1834


hair trigger

noun

Definition of hair trigger

:a gun trigger so adjusted as to permit the firearm to be fired by a very slight pressure

First Known Use of hair trigger

1802


HAIR-TRIGGER Defined for English Language Learners

hair-trigger

adjective

Definition of hair-trigger for English Language Learners

  • : becoming angry very easily


hair trigger

noun

Definition of hair trigger for English Language Learners

  • : a trigger on a gun that needs very little pressure to cause the gun to shoot


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