- The practice of spying or of using spies, typically by governments to obtain political and military information: the camouflage and secrecy of espionageMore example sentences
- Balzac pumped him for information on organised crime and political espionage.
- He denied his detention had anything to do with politics or espionage.
- The run for the presidency is no joke, rife with political chicanery, espionage and blackmail.
late 18th century: from French espionnage, from espionner 'to spy', from espion 'a spy'.