triggerish adjective2 •(rare) Likely to trigger or set off something.I found that when members of the group shared their experiences with crystal, the sex talk was 'triggerish' — i.e., it made him want to get high again and have sex. — 2005 •(rare) Likely to be triggered or set off.In other words all things are in a state of triggerish opportunity or danger. — 1914 formsmore triggerish · most triggerish