\To*bog"gan\, n. [Corruption of American Indian
odabagan a sled.]
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. [Written also {tobogan}, and
{tarbogan}.]

\To*bog"gan\, v. i. [imp. & p. p. {Tobogganed}; p. pr.
& vb. n. {Tobogganing}.]
To slide down hill over the snow or ice on a toboggan.
--Barilett.