the twirling of a 10 pack Extra chewing gum packet (preferably while semi-naked)... at an attempt to reach terminal RPM at which the unmistakable twirling "WHOOOOOOOOSSSSHHH" noise is made.
one day i was spinning my extra pack of chewing gum and it me this shit hot sound! it was being an extracopter
by chiversbhattdeluxe January 26, 2010
Get the extracoptermug.