The meaning of TRIGGER is a piece (such 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.

Jan 13, 2026 · Trigger finger is a tendon condition that can make your fingers or thumb hard to straighten. Learn what causes it and how you can treat it.

A trigger is something that sets off a flashback, transporting the person back to the traumatic event.

TRIGGER definition: a small projecting tongue in a firearm that, when pressed by the finger, actuates the mechanism that discharges the weapon. See examples of trigger used in a sentence.

To set off; initiate: remarks that triggered bitter debates; allergens that trigger asthma attacks. 2. To fire or explode (a weapon or an explosive charge). [Dutch trekker, from Middle Dutch trecker, from …

Geissele provides a broad range of single and two-stage AR-15 triggers for all of your needs. Find the ideal AR-15 trigger for your setup at Geissele.com.

to fire or explode (a gun, etc.) by pulling a trigger. impetuous: He was too quick on the trigger and wound up losing the deal. trig•ger (trig′ ər), n. a small projecting tongue in a firearm that, when pressed by …

Netflix's "Trigger" is a tense and immersive series that grabs your attention from the very first episode. The storytelling is sharp, the characters are well-developed, and the pacing never lets up.

Feb 8, 2026 · Noun trigger (plural triggers) (firearms) A finger - operated lever used to fire a gun. Just pull the trigger.

His remarks triggered a public outcry. Certain foods trigger his headaches. The power outage was triggered by heavy rains.