(skāt) noun
1. A keel–shaped metal runner attached to a plate or frame, with suitable clamps or straps for fastening it to the sole of a boot or shoe, enabling the wearer to glide rapidly over ice; also, such a runner affixed to a shoe or boot.
2. A similar contrivance with wheels instead of a runner, for use on a floor or other smooth surface; a roller skate.
3. An ice–boat runner.
—v.i. skat·ed, skat·ing To glide or move over ice or some other smooth surface, on or as on skates. [<earlier skates <Du. schaats <OF escache stilt <Gmc.]

(skāt) noun
Any of several flat–bodied rays (genus Raia) with enlarged pectoral fins, ventral gill slits, and a pointed snout; especially, the barn–door skate (R. laevis) of eastern North America, or the common European gray skate (R. batis). [<ON skata]

(skāt) noun Slang
1. A miserable, contemptible person.
2. An old, worn–out horse. [Origin uncertain]