Urban Dictionary: pie day

1.	pie day
	a special day celebrated by dorks around the world on 3/14 because of the mathematical value of pi, or 3.14 (shortened). Hey man, since it's Pie Day, why don't you make me a pie?! buy pie day mugs & shirts pie day not pie day fun day yum day hungry people day math geek day by BELLALA Mar 14, 2012 add a video

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