spy on

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The world’s largest producer of titanium was the Soviet Union, and the Soviets weren’t about to sell the material to the U.S. to build a plane to spy on them.

From The Wall Street Journal • May 18, 2026

Wai also recruited a fellow Border Force officer, an ex-Royal Marine called Matthew Trickett, to help spy on foreign dissidents.

From The Wall Street Journal • May 7, 2026

His presence with Natalie's family in the days and weeks after her death, and even his attempt to spy on their conversations.

From BBC • Mar. 23, 2026

For much of this century, the big tech companies, as well as their investors, have often tried to avoid developing or promoting things that helped spy on people or kill them.

From Los Angeles Times • Mar. 20, 2026

He needed to spy on Maddie if he was worried about his future valedictorian status.

From "From Twinkle, with Love" by Sandhya Menon