When the food that has been consumed causes your stool to have a very distinct green color. Defacating a Green Grungie can also include discomfort, wetness, and/or strong odour.

Low grade meats and high grease content have a higher likelihood of causing Green Grungies to form. (McDonalds, KFC, etc.)
"Man I've got a bad case of the Green Grungies"
by BubBLeB0y April 7, 2008
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A male who burns incense, drinks coffee and wears tie dye and band t shirts
That grungy dude is hot af
by Celly_belly July 31, 2021
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Having break up sex with a random while wearing flannel
Me and my girl just shut it down I hope she doesn't have Grungy sex with a Kurt Cobain look alike this weekend
by Moldybobby April 7, 2016
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Dirty Underpants, Soiled Underwear, be it Boxers, Briefs, Thongs, high rise, low rise, cotton, rayon, or polyester, bras, braziers, over the shoulder boulder holders, double barrel slingshots.

Grungy Grundles is actually short for filthy grundlemires, as panties is short for underpants.
Get your Grungie Grundles off the bathroom floor.
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Pieces of shit with corn and hot sauce on a hot steaming plate which your significant other is squating over and shitting and pissing all over.
I ate Lorenda's Grungy Fucknuggets lastnight. Tasty. Yum.
by Karky November 25, 2007
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unwashed, scummy piece of shite student with a shitty job, or no job at all. constantly complaining about life. listens to indie music. wears the same clothes for a week.
grungy student rerr fuck off.
by matt boid August 25, 2003
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A Grungy Dutch is a dirty dutch oven. Where in someone with an unwiped bum farts or poop farts under the covers and pulls the covers over someone else's head.
She was nagging me all day so at bed time I gave her a Grungy Dutch.
by BadGuy99 October 22, 2023
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