TOBOGGAN n.
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. [Written also tobogan, and tarbogan.]
VEHICLE n.
which any person or thing is, or may be, carried, as a coach, carriage, wagon, cart, car, sleigh, bicycle, etc.; a means of conveyance; specifically, a means of conveyance upon land.