Definitions by Jimbo the clown

root beer float 

When one is ass railing a person the cums in the persons ass, pulls out and the reciever farts causing jizim to come out and float to the surface of the asshole.

I was ass fucking this whore bag and i nutted in her butt and she had a root beer float.

root beer float by Jimbo the clown September 27, 2005