whale
n.— «In the old days, Taylor remembers making piles, or “whales” as they’re called in the business, of snow so heavy he had to blast them apart with dynamite to move the snow around the hill for grooming.» —“Great Divide powers up snow makers to powder slopes” by Karen Ogden in Marysville Great Falls Tribune (Montana) Jan. 21, 2007. (source: Double-Tongued Dictionary)