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1.
someone who remains dormant during the regular season but when the NCAA tournament comes around, they become an instant expert at bracketology
*Standing in front of the water cooler*

Steve - "Shit, here comes bracketman"
Bracketman - "Louisville is tough this year but did you know Boise State is 7-2 vs. the top 100 RPI?"
Steve - "Oh really? So are you just pulling this shit out of your ass or did you really spend all night on ESPN.com just to make it seem like you're a semi-interesting person?"
by Roger Gooodell March 18, 2008