The act of having intercourse with a man or woman possessing a rather flat ass.
"Dude where were you?!"
"Sorry man me and my girl had to head home. On the brightside, I was Flippin' Pancakes all night long."
( Preferably a guy ), who is into girls with flat/no butts.
Cole: Hey dude, did you see Dylan riding that one chic last night?
Andrew: Yeah man, she has no ass! Hahaha
Cole: He likes them pancake booties! Hahaha
Andrew: He's such a hardcore pancake wrapper.
The crushed up circular powder pile made when you crush up xanax or other benzos, by covering the pill with a bill and smashing it. Usually with a Bic lighter.
Dude, she didn't even line it up, she snorted the xanax pancake.