1 definition by Ron Burgundy??

The time of the year between November 1st and November 30th when men come together to celebrate their masculinity by refusing to shave. Also referred to as "No Shave November", this celebration may also continue into the subsequent months of winter.
During Beardvember, John's facial hair became so thick that some thought he was a caveman.
by Ron Burgundy?? October 31, 2008
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