Source : Webster's Revised Unabridged Dictionary (1913)

Exmoor \Ex"moor\, n. [From Exmoor, a district in Somersetshire
   and Devonshire.]
   1. One of a breed of horned sheep of Devonshire, England,
      having white legs and face and black nostrils. They are
      esp. valuable for mutton.

   2. A breed of ponies native to the Exmoor district.

Source : WordNet®

Exmoor
     n 1: horned sheep of Devon; valued for mutton
     2: stocky breed of pony with a fawn-colored nose