Gosu.pl

What is Gosu?

In short, Gosu is a skillful player, but there are more definitions, read on...

Everyone wants to become a Gosu,
but only few actually make it.
Came from the Mandarin (Chinese) term "gao shou", which literally means "high hand". A gao shou is someone with a large amount of skill.
Dude! He's a gosu! He will definitely own you!!
A sub-human who sacrifices his or her social and sex life in exchange for ungodly Starcraft or Warcraft abilities. There have been actual cases where many 'gosu' players had starved to death because of playing Starcraft for too long.
Gosu: "Hahahaha! I can make 82973 zerglings before you can even send your SCVs to the minerals! I'm the best! I FEAR NOTHING!"
You: "...except natural light."
A korean word literally meaning "exceptional" or "superior", in contrast to the hasu "mediocre" and chobo "beginner". Most often used in the games Starcraft and Warcraft. Some of the Gosu starcraft players are: SlayerS_BoxeR, NaDa, iloveoov, sAviOr, Flash.
A Korean word translated and adopted by some countries. It means "high hand" literally in Chinese characters. Gosu is a person with superior skills in one or more activities. It DOES NOT mean high level players in an RPG game. They are called GoLep.
Lim Yo-Hwan (aka SlayerS_BoxeR) is the best known starcraft gosu in the world.

Definitions from urbandictionary.com, some of them have been modified.