- a winter-sport vehicle for riding downhill over snow, often used at mountain resorts, that runs on a fixed ski and has a much shorter, pivoting front ski steered by handlebars, with the rider sitting as on a bicycle and usually wearing miniskis to assist in balancing the vehicle.
- a vehicle made of two short skis, the forward one having a steering handle and the rear one supporting a low seat, for gliding down snow slopes
