Tossshit 

Corruption of "tosser" and "shit", denoting somebody who fulfils the twin abilities of being both a "tosser" (English expression with same meaning as "wanker") and functionally useless (IE "shit").

Has the unique distinction of possibly being the only offensive insult to feature three consecutive s's.

I hate him - he's a real stupid fucking tossshit isn't he?

Tossshit by Dodg March 14, 2009

Tosshit

The act of pleasuring oneself while taking a shit.

"I was in a rush today, couldn't decide whether to masturbate or shit, so I decided on a tosshit"

Tosshit by DaPizz August 7, 2020