Source : Webster's Revised Unabridged Dictionary (1913)

Kob \Kob\, Koba \Ko"ba\, n. (Zo["o]l.)
   Any one of several species of African antelopes of the genus
   {Kobus}, esp. the species {Kobus sing-sing}.

Source : WordNet®

kob
     n : an orange-brown antelope of southeast Africa [syn: {Kobus
         kob}]