Someone who inadvertantly shits their pants during a time period which it is highly uncommon for one to soil themselves.

The phrase is usually used behind the soiler's back to make fun of them or to publicly humiliate them without thier common knowledge.
Guy #1: "Dude, that chick got so wasted last night, she passed out and shit her pants"

Guy #2: "No way! What a Shittypants!"

Guy #1: "She even left little shits in the matress, and she doesn't think anybody knows she shit herself!"

Shittypants: "You guys talking about me?"

Guy #2: ........no.
by morganshittypants August 21, 2008
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The act begins with two lovers each individually shitting their pants. They then remove and trade pants, quickly putting on the others' steaming shitty pants. This is followed by an extended period of dry humping.
Burt: Yo dude, I owe you a new pair of pants.
Will: Why what happened?
Burt: Last night me and that stripper I brought home played shittypants switchypants with your new jeans.
Will: Dickhead.
by German Shyster May 9, 2007
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When you have an essay and you spam random letters and the thing takes it as words.
Guy 1: "Adam was shittyping". (Shittype)
Guy 2: "I know".
by WordWizard_123LOL December 9, 2020
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