Top Definition
The reason for taking Calculus; for this one day, in which the class is divided into random teams and pitted against each other in events such as spinning around a bat 10 times and running to 1st base, throwing a frisbee (closes to the base wins), naming as many states starting with a particular letter, push-up contest, all in the pursuit of the ever elusive "VETO". An invention by Pat "G-man" Gallant.
"Today is Calapolooza, the most excellent day of the year."
"Sam Mayo made a fool of himself at Calapolooza yesterday, search "spinning mayo" on youtube to see for yourself."
by Cathesameluke June 14, 2007

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