Toboggan /(?)/

1. A kind of sledge made of pliable board, turned up at one or both ends, used for coasting down hills or prepared inclined planes; also, a sleigh or sledge, to be drawn by dogs, or by hand, over soft and deep snow.

imp. & p. p. Tobogganed; p. pr. & vb. n. Tobogganing

1. To slide down hill over the snow or ice on a toboggan.