A large amount of evenly distributed snow, knee deep or more; preferably located on mountains.
Derived from deep powder in the Rocky Mountains of Alberta and BC, and the insanity invloved when ripping powder with snowboards and buddies. "Mad Pow."
Mad Pow. That sick pillow line had mad pow.
Those steep trees have mad pow in them.
Chris: "How was the snowboard season?" Mike: "Mad pow."