cheat on
verb
cheated on; cheating on; cheats on
informal
: to break a promise made to (someone, such as one's wife or husband) by having sex with someone else
He cheated on his wife/girlfriend.
Examples of cheat on in a Sentence
Recent Examples on the Web
Her colleague and friend is Patricia (Victoria Luengo), who suspects her husband of cheating on her.
—
Pete Hammond, Deadline, 19 May 2026
Jacob Shelley, an associate professor of health law at Western University, said he was overwhelmingly convinced his students cheated on the final exam for one of his classes, with many using AI tools to do so.
—Sasha Rogelberg, Fortune, 19 May 2026
Al, who suspected Lisa of cheating on him, confirmed his suspicion by going through her cellphone records.
—Jason Pham, StyleCaster, 15 May 2026
The Brit plays Katie Russo, a professor at a New England college whose husband, a fellow professor, cheats on her with a grad student.
—Leigh Nordstrom, Footwear News, 12 May 2026
See All Example Sentences for cheat on
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Pete Hammond, Deadline, 19 May 2026
Jacob Shelley, an associate professor of health law at Western University, said he was overwhelmingly convinced his students cheated on the final exam for one of his classes, with many using AI tools to do so.
—Sasha Rogelberg, Fortune, 19 May 2026
Al, who suspected Lisa of cheating on him, confirmed his suspicion by going through her cellphone records.
—Jason Pham, StyleCaster, 15 May 2026
The Brit plays Katie Russo, a professor at a New England college whose husband, a fellow professor, cheats on her with a grad student.
—Leigh Nordstrom, Footwear News, 12 May 2026
See All Example Sentences for cheat on
Cite this Entry
“Cheat on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cheat%20on. Accessed 20 May. 2026.
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