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New Zealand Brush Company, worldwide leaders in the development and production of quality industrial and residential brushware. Hard.
"Damn, whered you get that nice looking brush from?"
"Brush Co man!! are you fucking retarded?"
"Oh, NZBC, New Zealand Brush Company, the world leaders of industrial and residential brushware, how could i be so retarded?"
by Brush Co. April 10, 2009
New Zealand Born Chinese

Alternatively the New Zealand Broadcasting Corporation, among other things.
Kiwi: Where are you from?
NZBC: New Zealand you dumbass!!
by slly August 01, 2005