by Metal Maniac February 27, 2006
The butter that grows under your thighs after a hot monday morning.
Usually found on the fat female species with a high tolerance to cottage cheese thighs.
Usually found on the fat female species with a high tolerance to cottage cheese thighs.
by Grundle Master 5000 February 16, 2009
The trashiest excrements of trailer park septic tanks, which, when mixed with crack-cocaine form into an American of sub-average intelligence, and are of the lowest societal and economic standing possible, ever.
by greedy grundle groper February 22, 2010
A noun used to define the sticky build up found underneath the scrotum. Build up increases when the persons doesn't shower or has had hot sweaty day.
Person 1: Yo J-Kwon, take a wiff of this.
Person 2: Damn! What the hell is that on your fingers.
Person 1: I haven't showered in days, and that's some of my wicked bad grundle build up from my fat ball sack.
Person 2: Damn! What the hell is that on your fingers.
Person 1: I haven't showered in days, and that's some of my wicked bad grundle build up from my fat ball sack.
by Flo$$y B June 1, 2005
by katiethelady March 14, 2015
Grundles are brown cave-dwelling creatures from the My Little Pony movie. They look like monsters to most people, but, as they constantly reassure Baby Licketysplit and Spike the dragon, "Grundles good!" They are helpful, friendly creatures. Interestingly, Danny DeVito played the Grundle Leader in the movie.
by Jezani May 10, 2009
by King David October 8, 2004