The act of eating copious amounts of food with a group of friends while violentlymasturbating or having intercourse with said food and/or friends.
A) "Man, that muckbang last week was the best thing ever!"
B) "Yeah, my asshole will still never be the same. Plus I think there's still pudding in my urethra."
A) "Hehe. Sorry about your ass. Next time I'll use whipped cream."
C) "Yup, I'll bring the lemon marang next time, too!"