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A greiby is a weird dude. They are usually nice. They aren't afraid to show off their weirdness. Greiby's are kind and loyal people. If you ever find a guy named Greiby become their friend. They are the life of the party.
Person 1: Hey look at that weirdo over there.....
Person 2: He looks like a fun dude. He seems like a greiby...
Person 1: Hey your right lets go up to him and become his friend.
greiby by SummerShimmer5 June 3, 2017
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Nickname for Grasiella.
An exotic girl.
EVERYONE wants to be with and by this woman.
Tends to be hilarious a times and sexual.
A beautiful person
Sesitive, but absoulutly amazing Friend.
Fun and energetic, often is clumsy.
Supah Fly ass chick.
Really smart, but can fool you with her ''blonde moments''
EASY to love.
Friend1- Oh! My friend is boring :(
Friend2- Sucks for your ass, I have myself a Greisy.
Friend1-Ohm damn. Those are awesome, Ima get one.

Friend1-Hows that Greisy?
Friend2-I LOVE HER ALREADY!
Greisy by Thatsrighthere! December 8, 2009
Related Words
greiby Greidyn Greisy Greeby greily greyby Gleiby greaby pibba grebby greibol
a radio, a song, or a line.
Subele a la greibol.
greibol by Dorianm November 4, 2007

greaby pibba 

A delectable food item eaten while playing video games. Greasy in texture.
"Hey man going AFK my greaby pibba just got here"
greaby pibba by Birony November 3, 2016
Short , nice, pretty and strong
Hey look at greidys over there
Greidys by Gredys November 21, 2021
Something that is very unpleasant, dirty or smelly. It is the next level up from minging
Hair that hasn't been washed for a week would be classed as grebby.
grebby by Liza Watson January 16, 2008
Some tall geezer who runs a mediocre meme page, often associated with the name zimbird, a greidyn is very territorial and can lash out if anyone touches their yazoo, they are an avid supporter of mr hammersley
Look right there, its a greidyn!
Greidyn by Mr pikins August 18, 2021