Noun: trojan horse
- A program that appears desirable but actually contains something harmful
"when he downloaded the free game, it turned out to be a trojan horse";
- trojan
- A large hollow wooden figure of a horse (filled with Greek soldiers) left by the Greeks outside Troy during the Trojan War
- Wooden Horse
- A subversive group that supports the enemy and engages in espionage or sabotage; an enemy in your midst
"The resistance movement feared Trojan horse activities";
- fifth column
Derived forms: trojan horses, Trojan Horses
Type of: figure, malevolent program, malware, social unit, unit
Encyclopedia: Trojan horse
Trojan Horse