Definitions by Dirty Zee
Sluffing
When you’re tired, half-asleep, or really drunk and sexing your penis into a woman really hard and sloppy so you can just climax and get it over with already.
Jambone
To get jerked off very aggressively, with the the giver jamming their fist against your pubic bone and maybe even jamming your pecker in their mouth if you’re lucky. Historically underneath a table while trying to hold your composure among unknowing company.