up the duff
This page is about the slang term up the duff
- Terry got his girlfriend up the duff, and then he dumped her. What a creep!
- Debbie's up the duff, and she doesn't know what to do about it.
This is typically used in British and Australian English but may be used in other varieties of English too.
My friend is "up the duff". My friend must be
Contributor: Matt Errey