Top Definition
a person who is well-versed in general knowledge. also refers to the general knowledge category of the board game, Cranium.
A: what does DNA stand for?
B: don't ask me, ask that guy. he's the datahead.
by regular October 22, 2006
5 Words related to datahead
when you spend all day staring at CASTS and making ppt slides.
You usually get datahead when you are forced to be a chart monkey.
by HB July 30, 2003

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