mouchard

Etymology
Borrowed from, from.

Noun

 * 1) An undercover investigator; a police spy, especially in a French-speaking country.
 * 2)  An inverted compass hanging above the captain's bed

Etymology
From.

Noun

 * 1)   snitch, grass, tell-tale police informant
 * 2)   undercover investigator
 * 3)  bug hidden microphone
 * 4)  spyhole, peephole
 * 5) tachograph device that records the distance and time traveled by a vehicle
 * 6)   spyware piece of spyware
 * 7)   spyplane
 * 8)  black box, flight recorder
 * 1)   spyware piece of spyware
 * 2)   spyplane
 * 3)  black box, flight recorder
 * 1)  black box, flight recorder
 * 1)  black box, flight recorder