A sex act done in a threesome where one guy is getting a blow job (banana) and a rim job (split) at the same time.
I hooked up with twins last night. They didn't do anything with each other, but gave me a great banana split!
The act of a female cumming on your dick while bouncing in a split formation.
'Damn! Last night Tasha gave me the banana split!'
Pretty girls that don't know how to close their legs.
Chris : Hey, your dating Olivia?
Jeff : Yeah. What about her?
Chris : Lol, She's a banana split!
when a lady opens up her legs and pushes out a banana with ice cream and a Cheri
wanna banana split from steak n shake ?
The action of one male sticking his dick into another mans dick-hole.
Wow he sure did give me a good banana split aye?
When your hitting it from the back and your dick pops out and slides up between her ass-cheeks.
Girl: whyd you stop?
Her dad: i just made a banana split!
Girl: hurry and put it back in!