A phrase used after a comment is made by anyone you are having a conversation to create humor.
Fun to do at gatherings especially with prudish people to get people to loosen up.
Similar to "That's what she said"
Person 1: How do you see this going?
Person 2: In your butt..
When you fuck your wife in the ass and than immediately pull out, stick your cock in her mouth, than back in the butt, than back in the mouth!
Hey guys! I did the butt-mouth, butt-mouth, butt-mouth DONE last night with the wife!
The echo made by filling someones open up ended butt with liquid
Did you hear the butt echo in Mandy's ass from Tommy's beer?
A wonderfully sophisticated abrveation for peanut butter.
I added some pean-butt to my yogurt, and now I have pean-butt-yog! There’s nothing better than pean-butt on toast!
When you can’t jerk off your penis so you stick a plug in your butt and jack off your ass.
I was tired of jerking off so instead i started butt jacking myself into an orgasm.