1388, "a sledge used for transport of heavy goods," from M.Du. sledde "sled," from P.Gmc. *slido (cf. O.S. slido, O.N. sleði, Dan. slæde, Swed. släde, O.H.G. slito, Ger. Schlitten "sledge"), from the same root as O.E. slidan (see slide). In ref. to a sledge used for travel or recreation, it is attested from 1586, now mainly Amer.Eng. The verb meaning "ride on a sled" is first attested 1780.
[sled] 
noun, verb, sled⋅ded, sled⋅ding.