spy on
phrasal 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
The boats offer a low-effort way to spy on some of the coolest marine life in the region, including bat rays and even the occasional shark.
—
Stacey Leasca, Travel + Leisure, 7 Sep. 2025
In Liu’s books, creatures called Trisolarans send a scouting mission of supercomputers to spy on and subtly disrupt human affairs.
—Matthew Hutson, New Yorker, 7 Sep. 2025
Glover gives the example of a person who may be experiencing symptoms of psychosis and believes their neighbors are spying on them.
—Alyssa Goldberg, USA Today, 4 Sep. 2025
At the gala that Morticia (Catherine Zeta-Jones), Bianca (Joy Sunday), and Principal Dort (Steve Buscemi) have painstakingly planned, Agnes volunteers to dance with Enid during her solo because she’s spied on Enid while invisible and knows all the moves.
—Dessi Gomez, Deadline, 4 Sep. 2025
See All Example Sentences for spy on
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Stacey Leasca, Travel + Leisure, 7 Sep. 2025
In Liu’s books, creatures called Trisolarans send a scouting mission of supercomputers to spy on and subtly disrupt human affairs.
—Matthew Hutson, New Yorker, 7 Sep. 2025
Glover gives the example of a person who may be experiencing symptoms of psychosis and believes their neighbors are spying on them.
—Alyssa Goldberg, USA Today, 4 Sep. 2025
At the gala that Morticia (Catherine Zeta-Jones), Bianca (Joy Sunday), and Principal Dort (Steve Buscemi) have painstakingly planned, Agnes volunteers to dance with Enid during her solo because she’s spied on Enid while invisible and knows all the moves.
—Dessi Gomez, Deadline, 4 Sep. 2025
See All Example Sentences for spy on
Cite this Entry
“Spy on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spy%20on. Accessed 18 Sep. 2025.
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