tripwire

About 0.06 uses per million words.

Meaning

1. noun A cord or wire arranged so that when snagged or pulled by an intruder, it will trigger a detector or trap or a device, such as a land mine.

   Seeing the tripwire of a nearby bouncing Betty gave us cold chills, and we moved all the more slowly through the woods.

2. noun Any means of detecting intruders or attackers.
3. verb To set a tripwire mechanism in (a location).

Similar words

trip wire trip cord tripline trawlwire wire pullstring trawlwarp wire-tap tightwire tracker

Often followed by

is to and for database will can in configuration