This page is about the phrasal verb cheat on
to be disloyal to your spouse or partner by having sex with someone else
- cheat on sb Hannah thinks her husband has been cheating on her.
- cheat on sb Bob seems to think it's natural for men to cheat on their wives, but I doubt that his wife agrees.
When Jose found out that his wife had been cheating on him, he
Contributor: Matt Errey