big·horn sheep /ˈbɪgˌhɔrn-/
Big·horn n. Zool. The Rocky Mountain sheep (Ovis montana or Caprovis montana); called also bighorn sheep.
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bighorn sheep
n : wild sheep of mountainous regions of western North America
having massive curled horns [syn: bighorn, cimarron,
Rocky Mountain bighorn, Rocky Mountain sheep, Ovis
canadensis]