Synonyms of trojan horse

Noun

1. fifth column, Trojan horse, unit, social unit

usage: a subversive group that supports the enemy and engages in espionage or sabotage; an enemy in your midst

2. trojan, trojan horse, malevolent program

usage: a program that appears desirable but actually contains something harmful; "the contents of a trojan can be a virus or a worm"; "when he downloaded the free game it turned out to be a trojan horse"

3. Trojan Horse, Wooden Horse

usage: a large hollow wooden figure of a horse (filled with Greek soldiers) left by the Greeks outside Troy during the Trojan War