When you're in a pissed off mood.

Similar to when you're constipated and can't quite get all the shit out of your asshole. The wiping never ends.
Tina: "Why are you so aggravated, Debbie?"

Debbie: "I've got shit in my ass."
by ikatwam January 10, 2019
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1. when a decsion or action affects you in no way

2. when you don't give a fuck
guy 1: hey i can use ur computer to check fantasy football

guy 2: ya sure, its no shit off my ass
by beanboy88 January 12, 2010
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When someone is making up a bunch of bull shit right on the spot. Usually done when the person has no idea what they are talking about.
"Who stole my ipod???"

"I don't know maybe some leprechaun, came in the middle of the night and then pranced down the street singing I stole your ipod!"

"WTF??"

"Dude i'm just pulling shit out of my ass, if you wait a little bit i'll get you a bigger pile..."
by Chinamartgoer November 21, 2009
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When you literally shit fire out of your ass, causing a severe burning sensation. Usually after eating bad mexican or chinese food.
I went home and shit fire out my ass because of all that damn mexican food I ate.
by P-Dog Hilton May 23, 2009
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The act of readdressing an issue or task after you thought it was already finished.

A metaphor: Taking a crap and then having to pull the poop out of the toilet and stuff it back into your butt.
After six months of work on this project, my boss signed off on it. Now its two weeks later and we find out that we were working off the wrong specification. So now I've got to go stuff shit back into my ass.
by Pancreas100 February 8, 2007
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An expletive of Canadian origin, specifically southern Ontario. Can be used as an expression of surprise or disbelief.
Whilst playing hockey and/or curling: "Shit up my dog's ass, it's cold!" Alternately, Pierre: "Can you believe the Canadian Olympic hockey team is seeded lower than those lousy commie Ruskies?" Piet: "Shit up my dog's ass!"
by shittinginwindsor March 15, 2008
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"Fortnite battle pass I just shit out my ass." If you have heard it, it's because kids have recited this famous Tik Tok video by @abdul_cisse. You probably have heard of him due to his shitpost type beatboxing, such as "Total Drama Island" and "Five Nights at Freddy's"
Fortnite Battle Pass I just shit out my ass.

Booted up my pc
Because I need need

To get that Fortnite Battle Pass
I like Fortnite
Did I mention Fortnite?
I like Fortnite

Its night time
I mean it's 5 o'clock
It's basically nighttime
Now remember cartoon network,
Adventure Time
by JooJ2334 February 7, 2022
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