a word originating in the DMV (Dc, Maryland , Virginia) used on the internet as another way to say good looking out but shortened to good lookin' and is abbreviated over the internet as gl.
Two Friends are having a conversation over myspace.
Micheal: Ay bruh did you upload the vid of the two girls fightin at the gogo yet?
Chris: Yea I did it a few minutes ago.
Micheal: Oh Yea? gl bruh