Definition, Meaning & Synonyms

sleeper-agent

Noun
/ˈsliːpər ˈeɪdʒənt/
Definition
A sleeper agent is an individual who remains inactive or undercover until activated to perform specific tasks, often related to espionage or clandestine operations.
Examples
  • During the Cold War, numerous sleeper agents were embedded in governments around the world.
  • After years of living a normal life, he was suddenly called into action as a sleeper agent.
  • Movies often portray sleeper agents who have dual identities, making their tasks even more thrilling.
Meaning
Sleeper agents are trained operatives who are placed in a target organization or country, living ordinary lives while waiting for orders to engage in espionage or sabotage activities.
Synonyms
  • Covert operative
  • Infiltrator
  • Undercover agent
  • Double agent