An inability to get an erection, due to feeling like you're a fraud.
- Oh, no, You've got Cheater Peter.
- Cheater Peter?
- It was a big problem for a dear friend.
I'm not gonna name names, but he's a famous cyclist, one testicle, first name Lance...
by alt_eagle January 22, 2020
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When you are cheating on your significant other and you can’t get hard.
Friend: hey how did your hookup go last night?

Cheater: I kept thinking about my girlfriend and I got cheater peter.
by Jboooooooo December 3, 2019
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