The act of ejaculating into an asshole.
"And so it came to pass that ejaculating in an asshole became known as buttercreaming." TomBradyBunchesofOats
"And so it came to pass that ejaculating in an asshole became known as buttercreaming." TomBradyBunchesofOats
We were just buttercreaming.
by scroaty August 20, 2014