Meat Grinder

The act of imagining ones penis going through a meat grinder in order to counter-act the effect of sexual stimulus, therefore reducing an erection.
Often used in public situations when not wanting it to become awkward at the sight of your stiffy.

Person with erected phallus :

'hey Ed i've got such a hard on over Mrs.Mullen, she is such a MILF'

Ed:
'dude i know! but quick, you'll have to meat grinder it'

by Really No-one Special April 15, 2010

Pie Grinder

If you're looking this up because you don't know what it is, you're a pie grinder.

Omg I was on Runescape and saw this person named Pie Grinder so then I HAD to look it up and I saw this definition. I feel like a stupid pie grinder.

by A Pie Grinding Friend October 31, 2011

Grundle crumbs

When crap and lint is entangled in butt hair.

As you wipe your butt, crap and lint is rolled into the butt hair with each wipe. Over time (especially with not showering regularly) with each wipe more and more Grundle crumbs appear.

by Hak44 August 23, 2009

Grundle Tar

A thick, sticky, dark brown substance with putrid ripe stench oftentimes found within the area between a person's asshole and genitals.

Holy fuck, what smells like a decaying corpus?....Off courrsee it's the Grundle Tar stuck to Horvach's gooch!!!

by D. P. Dot Dirtbag October 3, 2010

Grundle Poke

when you are engaged in oral sex OR receiving a hand-job just before you are about to ejaculate, she then pokes you in between the anus and ball sack.

while I was on the computer, looking up many various words on the Urban Dictionary website, I looked over beside me, and all of a sudden, I see my roomie receiving quite the vigorous Grundle Poke I have ever seen...

by R.Tripp February 23, 2011

grinder

A U.S. Marine Corps nickname for the drill field, often a large paved avera, where official drill & ceremonies are conducted. New recruits first experience the grinder at their Recruit Depot.

"Our Heavy Hat drilled us on the grinder for 4 hours in the blazing sun."

by Pylon0311 October 1, 2012

Grundle Monster

A mysterious green monster that runs around picking peoples grundles with his grundle claw while the other hand is in his ass.

Better wipe good or the grundle monster will get ya!

by Grundle Fairy December 20, 2012