snow bike

/S N OW1 B AY0 K/
noun
  1. 1

    Synonym of skibike (A bicycle frame with both the front and rear wheels replaced by skis)

  2. 2

    A mini-snowmobile built out of the frame of a motocross motorcycle (dirtbike), replacing the rear drive wheel with a long trailing caterpillar track and the front wheel with a single ski.