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WordNet
trigger off

v. put in motion or move to act; "trigger a reaction"; "actuate the circuits" [syn: trip, actuate, trigger, activate, set off, spark off, spark, touch off]

Usage examples of "trigger off".

Before that gun could blaze a second time, I saw Hawk bring his AK-98 to his shoulder, trigger off three single rounds.

We've worked so damn long to trigger off that potential of yours that now we've done it we can't really believe in it.

On the way down they had started several small avalanches, but Mallory had no fears that the next man down would trigger off a fall of rock that would injure or even kill Andrea and Maria.