- 1trigger something (off) to make something happen suddenly synonym set off Nuts can trigger off a violent allergic reaction.
- 2trigger something to cause a device to start functioning synonym set somethingoff to trigger an alarm
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NAmE//ˈtrɪɡər//
Verb Forms present simple I / you / we / they trigger he / she / it triggers
past simple triggered
-ing form triggering
Check pronunciation: trigger