Present participle of spy 2 To secretly collect and report information about the activities of… Espionage is defined as the act of spying or using spies, agents, assets, and intelligence officers, as well as technology, to collect secret information, usually through illegal means. The meaning of spy is to watch secretly usually for hostile purposes How to use spy in a sentence. To investigate or observe something, especially in secret
Spying into the neighbor's activities. In 1962 the soviet union began to secretly install missiles in cuba to launch attacks on u.s The confrontation that followed, known as the cuban missile crisis, brought the two superpowers to the brink of war before an agreement was reached to withdraw the missiles. Spying is a tense and often deadly way for governments to gather secret information from their enemies Learn how spies are recruited and how they obtain information. The days of cloak and dagger spying look a bit different in the digital age
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