cimarron cimarron /ˈsɪmɝˌɑːn/

noun

1. Wild sheep of mountainous regions of western North America having massive curled horns  ( bighorn , bighorn sheep , cimarron , Ovis canadensis , Rocky Mountain bighorn , Rocky Mountain sheep )
   wild sheep of mountainous regions of western North America having massive curled horns
   
   

 Cimarron

1. A river that rises in northeastern New Mexico and flows eastward into Oklahoma where it becomes a tributary of the Arkansas River  ( Cimarron , Cimarron River )
   a river that rises in northeastern New Mexico and flows eastward into Oklahoma where it becomes a tributary of the Arkansas River