noun
a spy who works for two mutually antagonistic countries
• Hypernyms: ↑spy, ↑undercover agent
* * *
noun, pl ⋯ agents [count]
: a spy who pretends to spy for one government while actually spying for another
He was secretly working as a double agent for the Americans during the war.
* * *
a person who is a ↑spy for a particular country, and also for another country which is an enemy of the first one
Example Bank:
•
They couldn't prove it, but he was almost certainly a double agent.
Useful english dictionary. 2012.