by big guyver March 29, 2019
Dude 1: Hey man, do you have the poster board and other stf for our project?
Dude 2:Yeah! Don’t forget to bring the paint and other art stf.
Dude 2:Yeah! Don’t forget to bring the paint and other art stf.
by _oof_ers November 18, 2018
STF or (Self Trap Fap) is when regular porn no longer turns you on and you turn yourself into a trap to take photos off and then later use as fap (masturbation) material
by damnitsteven April 06, 2019
When you're taking a dump and your butt flexes forcing the poop to retract into your butthole causing the sensation of sandpaper going up your butt.
by Matt Stazjic February 05, 2016