Source : Webster's Revised Unabridged Dictionary (1913)

Brahman \Brah"man\, Brahmin \Brah"min\, n.; pl. {Brahmans},
   {Brahmins}. [Skr. Br[=a]hmana (cf. Brahman worship, holiness;
   the God Brahma, also Brahman): cf. F. Brahmane, Brachmane,
   Bramine, L. Brachmanae, -manes, -mani, pl., Gr. ?, pl.]
   A person of the highest or sacerdotal caste among the
   Hindoos.

   {Brahman bull} (Zo["o]l.), the male of a variety of the zebu,
      or Indian ox, considered sacred by the Hindoos.

Source : WordNet®

brahman
     n 1: a member of a social and cultural elite (especially a
          descendant of an old New England family); "a Boston
          Brahman" [syn: {brahmin}]
     2: a member of the highest of the four Hindu varnas;
        "originally all brahmans were priests" [syn: {brahmin}]
     3: the highest of the four varnas: the priestly or sacerdotal
        category [syn: {brahmin}]
     4: any of several breeds of Indian cattle; especially a large
        American heat and tick resistant grayish humped breed
        evolved in the Gulf States by interbreeding Indian cattle
        and now used chiefly for crossbreeding [syn: {Brahma}, {Brahmin},
         {Bos indicus}]