Noun trojan horse has 3 senses
- fifth column, Trojan horse - a subversive group that supports the enemy and engages in espionage or sabotage; an enemy in your midst
--1 is a kind of unit, social unit
--1 has members: fifth columnist, saboteur
- trojan, trojan horse - 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"
--2 is a kind of malevolent program
- Trojan Horse, Wooden Horse - a large hollow wooden figure of a horse (filled with Greek soldiers) left by the Greeks outside Troy during the Trojan War
--3 is a kind of figure
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