soul boarding
n.— «Riding the steep aspects and deep powder of the backcountry are what many snowboarders call “soul boarding,” and it is by far the most popular form of the sport.» —“Two snowboarders with Fairbanks ties try to conquer The North Face Masters” by Casey Grove Daily News-Miner (Fairbanks, Alaska) Apr. 13, 2008. (source: Double-Tongued Dictionary)