Tosspiss

After shooting your load you take a piss and your piss is separated into two streams

I just nailed that sket and had a tosspiss after boys!

Tosspiss by Wheatamus Prime January 12, 2009

tossoisseur 

a person who is extremely competent in being a complete ( a connoisseur) tosser,, an artist if you like,,, in bullshit! An expert in their field.

that guy is such a tosser (wanker),, he's a real tossoisseur

tossoisseur by rabbi July 31, 2012