by bbbeastly August 5, 2008
(verb) the act of having diarrhea so badly that when you finish emptying your bowels it looks like you splatter painted the inside of the toilet bowl with feces.
"I think I must have eaten some bad fish tonight because I just Jackshit Pollocked that Shell bathroom."
by Ms_TaySti8 October 2, 2015
Genuinely doing "jack shit" all day. "Jackshitting" is often referred to as "procrastinating", but procrastinating implies you actually have something to do, while you jackshit without having to have a life.
Susie: "James you wanna go paint drying?"
James: "Nah, I'm okay. I think I'll just jackshit here on the couch."
Susie: *sigh* "You're always jackshitting about."
James: "Nah, I'm okay. I think I'll just jackshit here on the couch."
Susie: *sigh* "You're always jackshitting about."
by BritishTeaCup August 7, 2014