Yellow marshmallow 

A toilet paper roll that has been soaked with urine. The roll will plump up like a marshmallow and turn yellow.

As revenge he left them a yellow marshmallow.

Yellow marshmallow by Bushki007 August 26, 2013

yellow marshmellow 

when a guy pisses in a chicks tampon and it inflates to a disgusting, soft yellow mass, usually happens in the act of banging a chick with her periods and pissing inside her.

"yeah i went to slam my bitch but she had her rags so i gave her a yellow marshmellow instead

yellow marshmellow by james November 17, 2003

Yellow marshmellow 

A toilet paper roll that has been soaked with urine. The roll will plump up like a marshmellow and turn yellow.

As revenge he left them a yellow marshmellow.

Yellow marshmellow by Bushki007 July 14, 2013