a bannana spilt is when a man and woman are having sex and the gurl does a split (spliting her legs open and as far as dey can go open and lies down) on the mans or his "bannana"
The Banana Splits--four zany animals-- were the hosts of this children's variety hour which first aired in 1968. The Banana Splits features cartoons, live action and no violence.
Did you see that episode of the Banana Splits last night?
Hell no, the Banana Splits have been off air since the '70s, idiot.
Mark: "hey do you remember Tony?"
Dilfer: "Tony who?"
Mark: "TONY TONY!"
Dilfer: "TONY?!"
Mark: "Yeah that Tony, well did you know he's Tina now?"
Dilfer: "FUCK, HE GOTTA BANNA SPLIT!!!!!!!!!!!!!!!!!!!!!!"