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Typically said when someone really ticks you off. Often involves mooching.
After Tony smeared nutella all over Steven's oreos, Steven responded by saying "What the hell are u doing?!"
by Steven Muntner *see RAT-MAN March 03, 2005
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Jun 13 Word of the Day
No Bull Shit, and old hacker acronym which is usually used to signify that the talk will be serious.
User: I need to talk to you, NBS.
User2: ESAD, Noob.
by Heko July 17, 2004
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