any of a genus (Redunca) of small African antelopes with widely spread hooves and, in the males, backward-sloping, ringed horns turned inward and forward near the tips
See reedbuck in American Heritage Dictionary 4
(rēdˈbŭkˌ)
noun
Any of several African antelopes of the genus Redunca, having long hooves, small horns that curve forward, and a short bushy tail.