by Dayton Vegas April 26, 2010
When, after consuming too many blue-raspberry smoothies and cabbage, one breaks wind loudly and leaves a distinctly purple stain on one's undergarments.
by RIDICULOUS WILDCAT March 04, 2010
by Al G W August 21, 2007
purple thunder is an underground army created by two high schools students. it is the second largest underground army. Members will usually yell purple thunder in a loud deep raspy voice to show they repsect their membership.
by da_drizzle June 12, 2011