Any ugly female found at a party. Not to be confused with a Hamburglar.
Guy 1: "Dude, all the hot girls left!"
Guy 2: "Don't say that in front of grimace!"
by SocratestheMoist December 11, 2011
When your co-worker named Nichole comes to work wearing a BIG purple sweatshirt and expects no one to comment on it.
Oh look, Nichole looks like Grimace in that sweatshirt!
by LD1637 October 13, 2011
1.The facial expression used when a person is in deep thought about something mischeivious.

2. A term for hanging out
Ramin: "What are you guys up too?"
Pollard: "We're gunna meet up and grimace i'll tell you fucking what"
by Kurdumbri February 21, 2011
A fat chick that wears a purple sundress or any other "Grimaceesque" type clothing (anything purple, even shoes)
Jamie shouldn't of worn that purple dress, she looks like a God damn Grimace!
by P.O.P. II May 20, 2010
A heavy-set woman wearing purple clothing. Based on the McDonalds character.
Check out Grimace over there! She needs to lay off the maccas
by Toastbench July 22, 2012
The grimace is the arsehole. It gathers it's name thru the fictional character for mcdonalds "Grimace" Grimace is purple in colour which draws similarity to the coulour of ones chocolate starfish.
i would love to tongue her purple grimace before she bleaches it.
by jcbezelickinit January 18, 2010
Grimace A Nick Name for a thick Penis
Her: Why did you Name your Penis Grimace?
Me: Because It's a short Fat Purple Muther Fucker, like Grimace
by ricardoduck March 09, 2008

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