Source : Webster's Revised Unabridged Dictionary (1913)

Teuton \Teu"ton\, n.; pl. E. {Teutons}, L. {Teutones}. [L.
   Teutones, Teutoni, the name of a Germanic people, probably
   akin to E. Dutch. Cf. {Dutch}.]
   1. One of an ancient German tribe; later, a name applied to
      any member of the Germanic race in Europe; now used to
      designate a German, Dutchman, Scandinavian, etc., in
      distinction from a Celt or one of a Latin race.

   2. A member of the Teutonic branch of the Indo-European, or
      Aryan, family.

Source : WordNet®

Teuton
     n 1: someone (especially a German) who speaks a Germanic language
     2: a member of the ancient Germanic people who migrated from
        Jutland to southern Gaul and were annihilated by the
        Romans