spy on

verb

spied on; spying on; spies on

: to watch (someone) secretly

He spies on his neighbors.

Have you been spying on me?

Examples of spy on in a Sentence

Recent Examples on the Web

In a criminal complaint, prosecutors accused Zhang of spying on a son of Taiwan’s president outside his residence in the Seattle area at the behest of Chinese officials. — David Douglas, NBC news, 8 Oct. 2026

Dozens of lobbyists and strategists also received letters informing them that the agency had spied on them as part of its years-long investigation. — Lia Russell, Sacbee.com, 7 Oct. 2026

Meanwhile, their families were hiding in the yard to spy on the proposal. — Shelby Wax, Vogue, 2 Oct. 2026

Swedish photographer Ivan Sjögren was caught in the act, spying on a short-eared owl (Asio flammeus) in Canada. — New Atlas, 21 Sep. 2026

Rhymes for spy on

• anton
• argon
• axon
• baronne
• baryon
• baton
• boron
• buisson
• bygone
• capon
• cardon
• chiffon