Toboggan
Part of speech: noun
Definition: A long sled without runners, with the front end curled upwards, which may be pulled across snow by a cord or used to coast down hills. A similar sled of wood, pulled by dogs, possibly with steel runners, made to transport cargo. a winter hat or ski mask Something which, once it starts going downhill, is unstoppable until it reaches the bottom.
Part of speech: verb
Definition: to slide down a hill on a toboggan or other object to go downhill unstoppably until one reaches the bottom.
Beanie
Part of speech: noun
Definition: A cap that fits the head closely, usually knitted from wool.Short for Beanie Baby, a small soft toy filled with beans or similar stuffing.