by Pipedog July 17, 2003
More commonly referred to as Free Balling, Floppin' is going about your business without wearing underpants. Floppage is the degree to which you are Floppin' and this is decided by the Flop Factors, Temperature and Humidity.
by Professor Flop'n'stein March 18, 2011
by AlonZo January 16, 2004
by Thor's Nutsack May 23, 2016