The mixture of cum and blood that seeps out of the anus after rough anal sex. Named strawbutter for its pinkish red color, and thick consistency.
"Fuck me so hard that I fart strawbutter!"
"Dude, she was leaking strawbutter after I was done with her."
"Dude, she was leaking strawbutter after I was done with her."
by JeggyTactical November 2, 2017