Similar technique to the dirty Sanchez with the difference being where the lint, cheese, and or sweat is scraped from ones grundle area and smeared under the nose or across the mouth of an unsuspecting individual to simulate a mustache or grin of grundle goo.
After a laborious day at work, upon arrival at the divorce lawyers, I greeted my ex wife with a sour grundle grin.
by Basismskister June 28, 2014
Get the Grundle grin mug.My girlfriend was laying in bed because her head was spinning from the vodka she drank so I had to have her stand up to give her the grundle stiltskin she would never forget.
by Forge69 January 18, 2009
Get the grundle stiltskin mug.During a fart, when air is compressed between the grundle and a hard surface- the air erupts to the nearest exit, usually out the front of the crotch. It is thunderous, not just for the thunderous noise it makes, but also because of the unsettling direction of the blow.
by ceegee2 January 23, 2013
Get the Thunder Grundle mug.by Vanderweasel September 24, 2019
Get the Moose grundle mug.by Gicky September 4, 2007
Get the grundle punt mug.by Jimmy Dean May 16, 2004
Get the Grundle Schnacks mug.When someone is rubbing your grundle or sack area intensly, and you chafe to the point of bleeding and then you let out very thunderous bloody shart onto your partners face.
by Peter Boardman October 8, 2005
Get the grundle thunder mug.