Top Definition
A game which starts on the 1st of march every year, in which on the 1st of march, all contestants must have one wank, on the second 2 wanks, and so on. The winner is the last person to be still participating.
"my cocks covered in blisters"
"well thats the cost of winning the march challenge"
or
"i'll be five minutes late to next lesson - gotta keep in the march challenge"
by llcoolj2344 February 17, 2009

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