"Hey, are you going to Greg's house to smoke this thursday?" "Yeah, it's going to be a total marijuanathon!!!"
by Smokey McGee October 3, 2005
Any given amount of time (usually an hour or more) where one's goal is to smoke as much marijuana as physically possible.
by SweetPeachyKush September 12, 2011
by Hellmutt Ardigan-Fitzbaddley June 30, 2014
by thatonegirl8752 July 9, 2011
by clintmilitary December 20, 2010