1 definition by keykeys

Top Definition
A runner's challenge in which the athlete must run 21 miles and drink 21 beers within the 24 hours that constitute his or her 21st birthday.
Alex tried to do a 21/21/21 for his birthday but got overzealous and passed out by noon.
by keykeys December 18, 2008

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug