Source : Webster's Revised Unabridged Dictionary (1913)

Gaur \Gaur\ (g[add]r or gour), n. [Native name.] (Zo["o]l.)
   An East Indian species of wild cattle ({Bibos gauris}), of
   large size and an untamable disposition. [Spelt also {gour}.]

Source : WordNet®

gaur
     n : wild ox of mountainous areas of eastern India [syn: {Bibos
         gaurus}]