To soil one's undercrackers so badly that they have to be destroyed with immediate effect. This is normally 'achieved' by sharting too forgivably.
Errr darling. Can you go get me a clean pair of cacks please. I've quite shitterally soiled these ones.
by ShittierJokes October 15, 2017
Get a shitterally mug for your cousin Bob.
A player who's extremely bad at a game and/or lacking the skill set to make his team succeed. Seen in competitive games such as CS:GO, League of Legends, Rainbow Six: Siege, Overwatch etc.

Commonly used in 4chan's /v/ and /vg/ boards.
I solo queued csgo yesterday but we lost because of a dumb shitter on our team who went 0-0-12.
by Anonymous May 30, 2019
Get a shitter mug for your coworker Larisa.
A person who is always bad at something or messes up to much.
" why is nate such a shitter he cant do anything right"
by Ezected December 18, 2015
Get the shitter neck gaiter and mug.
P1: Where's Danny?
P2: Fucking uh, he's on the shitter.
by G$ July 09, 2002
Get a shitter mug for your fish Nathalie.