Me: [over IM] What is "gg D:"?
Joby: [replying over IM] D: is a very upset face, like this.
I swivel around in my seat to catch a glimpse of him rising out of his chair and making a wide-mouthed horrific expression, which, had I captured on film and put here, would surely cause a submission of the Blog Removal Request Form.
Me: [laughing] What is the "gg" for then?
Joby: good game.
Me: [confused] What? How does it apply here?
Joby then sent me the link to urbandictionary.com.
The first definition was the one that I'm familiar with:
A polite remark uttered after the end of a round, game, or other measured interval to indicate that a match was fair and enjoyable.
At round end:
The third definition, which is the one used by Joby, made me almost fall out of my seat in mirth:
Exclamation: A way of resignedly expressing one's own defeat or disgust with a situation. Often followed by the object in question.
person: gg plastic
person was killed by headshot from awp
person: gg overpowered awp
Cats: You have no chance to survive, make your time.