I was at a wrestling match then a fat guy in the audience was saying "Come on DAAAAN! Let's rumplefuck!"
by Kargg November 04, 2005
It is basically a mixture of bodily fluids, which is a reference to the actual Jamba Juice store. To be specific it is basically a mixture of the water that comes out of a girl after she uses a douche and her urine. A urine and douche-water cocktail, to simplify.
by Kargg November 24, 2010