F.U.S.S
F.U.S.S is an acronym for F-un U-nrestrained S-hameless S-ex. to have fun hardcore sex with someone that you will most likely never see again.
"hey babe wanna go back to my place and have F.U.S.S?"
F.U.S.S.
Fuck Up Some Shit
We gonna drink and F.U.S.S. tonight!