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1.
One 30 pack of beer, one crave case of white castles, one night. The first person, or team, to finish all of their burgers and beer is declared the victor.
After doing the 30 30 Challenge, the group of friends smelled like shit for weeks.
by tator nuts January 14, 2011
 
2.
A challenge for a group of friends to finish 30 30's of beer in any given night.
A - "Dude, I can't wait to get hammered tonight."
B - "30 30 challenge?"
A - "Yeah man lets get fucked up."
by Nerfoing December 10, 2009