sleeper agent (plural sleeper agents)
- A spy who is placed in a target country or organisation, not to undertake an immediate mission, but rather to act as a potential asset if activated.
spy placed in a target country or organisation to act as a potential asset
- Mandarin: 潛伏特工, 潜伏特工 (qiánfú tègōng)
- Finnish: nukkuva agentti
- Russian: please add this translation if you can