Severe constipation and the noises that come with it. Oftentimes, the straining makes one sound like a stump grinder.
Man, Louis was definitely stump grinding yesterday. He was in the can for an hour and I could hear him all the way down the hall.
by RafneyJmike November 15, 2011

by D!NOSAYRAWR<3 June 24, 2009

1. The act of grinding another person, animal or object with excessive force.
2. Hip thrusting with the intent to cause another uncomfortable pressure and possible embaressment
2. Hip thrusting with the intent to cause another uncomfortable pressure and possible embaressment
Example 1.
Observer (1) at dance party: Wow look at wendy she looks unusually uncormfortable
Observer (2): yeah, I think that new guy is doing some agressive grinding
Example 2.
Mike: Gee steve what happened to your pants they're all torn, your leg is all bruised and you look embaressed and confused.
Steve: Yeah Mike, I was just at this party and was agressively ground by the German Sheppard
Observer (1) at dance party: Wow look at wendy she looks unusually uncormfortable
Observer (2): yeah, I think that new guy is doing some agressive grinding
Example 2.
Mike: Gee steve what happened to your pants they're all torn, your leg is all bruised and you look embaressed and confused.
Steve: Yeah Mike, I was just at this party and was agressively ground by the German Sheppard
by slapmark February 4, 2010

hard work and determination.
by Le Roi November 16, 2016

When playing a video game, you stay in one area and level up, even if you're more than strong enough to move on.
by ElectroNerd January 3, 2014

Grindfam: What a bunch of douchebag prep school kids call themselves. From the New York/ nj rich suburbs lie the biggest douchebag catholic school boys.
by Bananalicker January 24, 2014

by Gay010201010482 January 29, 2020
