A freestlye skiing manuver that is essentially a double flatspin 900 or in other words (flatpin 360 to flatspin 540 all in one trick). The trick was invented by Jon Olsson and is the most popularized "doulbe flip" in the world of freeskiing along with the double frontflip and double backflip.
by freeskier2009 December 04, 2008
a double flip and slow rotation, some what of a double side flip, Jon Ollson invented the trick last ski season.
by la freeskier September 27, 2006
by freeskier December 18, 2007