adj. Describing something that has a trigger, that reacts to some specific condition.
v. Simple past tense and past participle of trigger.
The Century Dictionary and Cyclopedia
Having a trigger: generally used in composition: as, a double-triggered gun.
Word Usage
""I'm sure that for some people there, my name triggered the thought that I was African-American, and automatically triggered biases that resulted in me not being given a fair shot," he says."