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1.
Expelled fecal matter, specifically of human origin. An illtempered arrogant person. Nickname. Used as an expression of contempt.
"Go and ask Gruntcakes"
by Herman Vuurens April 06, 2006
7 0
 
2.
Synonymous to poop, crap, shit. It is the product of visiting the toilet to take a crap.
I have to go lay a grunt cake.
by Ohh lala October 03, 2007
4 3