1. The small particulate matter or shake that remains in a stash of marijuana once all of the larger "dank nuggets" are gone.
2. (In male human anatomy) the area between the scrotum or ball sack and anus or butt hole respectively. Also commonly referred to as the taint.
1. Dood grundle is like smoking dust.
2. When I wrecked my bike the seat hit me right in the grundle.
by Sea of turds January 5, 2011
Get the Grundle mug.
A whole shit pot full. A whole shit load. There is a grundle of things I do not need.
by klitster January 29, 2009
Get the Grundle mug.
The simultaneous occurance of every humanly imagineable bodily function (i.e. ejaculation, weeping, defecation, urination, hemorrhaging, perspiration, sneezing, coughing, drooling), resulting in both severe pain and unparalleled pleasure.
In loving memory of Jacob Anthony McCormick, who deceased this past Monday, December the 6th, 2005 from an unexcpected, fatal grundle. God rest his tormented soul and mutilated body.
by Jordan Henry and Mark Dover December 6, 2005
Get the grundle mug.
The act of burrowing your nose into someones anus durring sexual playtime. A gluteal motor boat. Also known as a "Steam Boat Willy".
We started with the Dutch rudder, then moved on to the Dirty Sanchez, and ended with a lengthy and lively Grundle.
by Tasty time May 21, 2012
Get the grundle mug.
A large quantity of something awesome, can also be used as a measurement of some thing awesome.
There are a grundle of tattoos on that man's foreskin.

That chip is going to make you car a grundle load faster.
by bamf bromine April 6, 2011
Get the grundle mug.
noun: The sweat off your balls.
The guitar picks stink of Dave's grundle and tiger balm!
by Metal Maniac February 27, 2006
Get the grundle mug.
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.
Dude, that chick had a shitload of grundle growing under your thighs!
by Grundle Master 5000 February 16, 2009
Get the grundle mug.