set off a/the tripwire

(redirected from have set off the trip wire)

set off a/the tripwire

To trigger some sort of alarm or protective measure, such as a booby trap. Watch your leg! You almost set off the trip wire! When Alan set off the trip wire, he narrowly escaped being crushed by a falling boulder.
See also: off, set, tripwire
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.
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