Source : Webster's Revised Unabridged Dictionary (1913)

Sleigh \Sleigh\, a.
   Sly. [Obs.] --Chaucer.

Sleigh \Sleigh\, n. [Cf. D. & LG. slede, slee, Icel. sle?i. See
   {Sled}.]
   A vehicle moved on runners, and used for transporting persons
   or goods on snow or ice; -- in England commonly called a
   sledge.

   {Sleigh bell}, a small bell attached either to a horse when
      drawing a slegh, or to the sleigh itself; especially a
      globular bell with a loose ball which plays inside instead
      of a clapper.

Source : WordNet®

sleigh
     n : a vehicle mounted on runners and pulled by horses or dogs;
         for transportation over snow [syn: {sled}, {sledge}]

sleigh
     v : ride (on) a sled [syn: {sled}]