Top definition
1)Something to say to someone who is acting completely retarded.

2)Something to say to people online who say things like pwn, n00b etc.
Brock: M-I-C-K-E-Y M-O-U-S-E
me: that's why you're still a virgin
by BrandonCA February 16, 2008
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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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