Verb. Consuming inordinate amounts of alcoholic beverages (see hooch, booze, beer, or vodka). This usually results in sickness & expulsion from institution. Originated on the North Carolina State campus to describe the 'activities' of the second floor of Bagwell dormitory.
Those guys were 2nd Floorin', there were 4 alcohol poisonings within the first 3 weeks of school!
by Upright Citizens Brigade December 13, 2003