Meaning of TRIGGER in English

TRIGGER

/trig"euhr/ , n.

1. a small projecting tongue in a firearm that, when pressed by the finger, actuates the mechanism that discharges the weapon.

2. a device, as a lever, the pulling or pressing of which releases a detent or spring.

3. anything, as an act or event, that serves as a stimulus and initiates or precipitates a reaction or series of reactions.

4. Slang. triggerman.

5. quick on the trigger , Informal. quick to act or respond; impetuous; alert.

v.t.

6. to initiate or precipitate (a chain of events, scientific reaction, psychological process, etc.): Their small protest triggered a mass demonstration.

7. to fire or explode (a gun, missile, etc.) by pulling a trigger or releasing a triggering device: He accidentally triggered his rifle.

v.i.

8. to release a trigger.

9. to become active; activate.

[ 1615-25; earlier tricker trekker, equiv. to trekk ( en ) to pull + -er -ER 1 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .