n : anal intercourse committed by a man with a man or woman syn: sodomy, buggery, anal intercourse Dildos, fingers, bananas, cucumbers and digits are applicable. If you get into that sort of thing.
"Kirk and Julien had butt sex."
"I Heart Butt Sex!"
"Put it in my butt, I love that feeling!"
"Samantha loved it when she had butt sex, she talks about it all the time."
butt sex is when two girls, or two guys(weird), or a girl and a guy(also weird) take a dildo, or a dildo like shaped object and stick it in each others assholes and bang back and forth
i love butt sex (actually i just couldnt think of an example and i think this shit is weird)