\Scot\, n.
A name for a horse. [Obs.] --Chaucer.

\Scot\, n. [Cf. L. Skoti, pl., AS. Scotta, pl. Skottas,
Sceottas.]
A native or inhabitant of Scotland; a Scotsman, or Scotchman.

\Scot\, n. [Icel. skot; or OF. escot, F. ['e]cot, LL.
scottum, scotum, from a kindred German word; akin to AS.
scot, and E. shot, shoot; cf. AS. sce['o]tan to shoot, to
contribute. See {Shoot}, and cf. {Shot}.]
A portion of money assessed or paid; a tax or contribution; a
mulct; a fine; a shot.
{Scot and lot}, formerly, a parish assessment laid on
   subjects according to their ability. [Eng.] --Cowell. Now,
   a phrase for obligations of every kind regarded
   collectivelly.
         Experienced men of the world know very well that it
         is best to pay scot and lot as they go along.
                                               --Emerson.