STF

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

Yeah I’m into STF it’s better than a subscription

Stf

Scared to fuck

She was to "Stf" bro
Damn bro

stf

Sorry to flex

Sorry to flex, gamer
heh whoa..dude whoaa

damn stf, gamer

Sandy Turd Flex (STF)

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.

"Man I hate it when I have a sandy turd flex (STF) in the bathroom"