Short hand for: What The Fuck Laughing My Ass Off Laugh Out Loud Oh My God Shut The Fuck Up Rolling Over From Laughter Age Sex Location Do What I Mean Not What I Say Ok Thanks Goodbye Talk To You Later Die!
As you can see it is quite useful. Yet only noobs and losers use it.
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)