Definition of "triggered"

triggered

verb
1. simple past and past participle of trigger
adjective
not comparable
1. Having a trigger that reacts to some specific condition.
2. (Internet slang) Angered; agitated.
  Quotations
  Mika: Willie, the Meatball is getting to him. He's obsessed with the Meatball. Although he won't stick with that name.Willie: No, he likes DeSanctimonious. I don't know. It's a mistake, I think. He's got better.Mika: Triggered.
  2023 March 1, Mika Brzezinski, 1:16 from the start, in As DeSantis considers visiting key primary states, Trump continues his attacks‎, MSNBC, archived from the original on 01 March 2023