a : a piece (as a lever) connected with a catch or detent as a means of releasing it; especially : the part of the action moved by the finger to fire a gun
b : a similar movable part by which a mechanism is actuated <trigger of a spray gun>
: something that acts like a mechanical trigger in initiating a process or reaction
— trigger adjective
— trig·gered \-gərd\ adjective
Origin of TRIGGER
alteration of earlier tricker,
from Dutch trekker,
from Middle Dutch trecker
one that pulls, from trecken
to pull — more at trek
First Known Use: 1621
Other Weapons and Explosives Terms
: to cause (something, such as an alarm) to start functioning
: to cause (a bomb) to explode
: to cause (something) to start or happen
a : to release or activate by means of a trigger; especially : to fire by pulling a mechanical trigger <trigger a rifle>
b : to cause the explosion of <trigger a missile with a proximity fuse>
: to initiate, actuate, or set off by a trigger <an indiscreet remark that triggered a fight> <a stimulus that triggered a reflex>
: to release a mechanical trigger
Examples of TRIGGER
- Smoke triggered the fire alarm.
- The timer was set to trigger the bomb in exactly one hour.
- His remarks triggered a public outcry.
- Certain foods trigger his headaches.
- The power outage was triggered by heavy rains.
First Known Use of TRIGGER
Related to TRIGGER
- actuate, crank (up), drive, move, run, set off, spark, start, touch off, activate, turn on
- cut, cut out, deactivate, kill, shut off, turn off
Seen & Heard
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