Internet Def: Name made for Crackers, wannabe Crackers and Phreaks who don't want their real identity to be discovered.
Real Life: A piece of clothing worn by anyone who doesn't want their identity to be revealed.
Internet Def:
FuckingDumass: "What kind of a name is Skimask?
Skimask: "Say goodbye to your computer asshole"
FuckingDumass: "OH FUCK! OH FUCK! WHAT IS ERROR 3546374637? NOOOOOO!!!"
Real Life Def:
Mugger: "Hand the money over or the bitch gets it!"
Guy: "Kill the bitch if you want but Where did you get that fine Skimask?"
Mugger: "K-mart, got it half off on a sale"