Definition, Meaning & Synonyms

trigger

verb, noun
/ˈtrɪɡər/
Definition
A trigger is a mechanism that initiates a response or action.
Examples
  • The loud noise triggered a memory from her childhood.
  • He pulled the trigger of the gun cautiously.
  • Seeing the old photograph triggered a wave of nostalgia.
Meaning
To trigger something means to cause it to happen or to activate it.
Synonyms
  • activate
  • initiate
  • start
  • cause