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one of the best/worst abreviations ever. can be said gee-kee-soiky, or g-k-y-s-o-i-k-y. it stands for go kill urself or ill kill you... pretty ownage eh.
Person 1: hey dude i guess i am a complete loser, did u know i have a bout as many friends as a rock
Person 2: really well then gkysoiky
Person 1: damn i just got served... 2 times
by Ownage Mcownage October 24, 2005
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I couldn’t care less (but one must keep up appearances, right?)
Frenemy has a family tragedy. "Thoughts and prayers."
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Pronounced gee kee soy kee, it stands for go kill yourself or i'll kill you.

Pretty much can only be used amongst a group of about 5 people in WA, but if used among them they will know what it means and respond accordingly.
fmff: dude, im so good i have a car n stuff
fatben: orly
skill: yarly
fatom: *somehow says* >.< *in words*
fated: man im a loser and fat
skill: seriously, all of you should gkysoiky.
rest of people: okay
by Skillz_that_killz September 16, 2007
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Gkysoiky means go kill yuorself or i'll kill you, it what you say if your cool, and you want to be even cooler. Basically its a comeback, but you can say it over the phone and stuff aswell.
person a: hey man your pretty damn fat
person b: ow, just kidding, thats crap! go die in a fire
person a: lol, i will, but not until you gkysoiky!
person b: wtf...oh crap! *dies*
by Skills a million October 30, 2006
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