To trigger off something (or trigger something off) is to cause something to begin suddenly, especially something unpleasant or unwanted.
Examples of use:
1. Peanuts trigger off a severe allergic reaction in some people.
2. The suspicious death of the diplomat triggered off violent riots.
3. The skiers triggered off an avalanche.
4. All this pollen in the air has triggered off my hay fever.
||trigger off and triggers off|
Can you write a sentence with the phrasal verb ‘trigger off’?
Image by Nagy David