The Collaborative International Dictionary of English v.0.48:

Spur-winged \Spur"-winged`\ (-w[i^]ngd`), a. (Zool.)
   Having one or more spurs on the bend of the wings.
   [1913 Webster]

   Spur-winged goose (Zool.), any one of several species of
      long-legged African geese of the genus Plectropterus and
      allied genera, having a strong spur on the bend of the
      wing, as the Gambo goose (Plectropterus Gambensis) and
      the Egyptian, or Nile, goose (Alopochen Aegyptiaca).

   Spur-winged plover (Zool.), an Old World plover
      (Hoplopterus spinosus) having a sharp spur on the bend
      of the wing. It inhabits Northern Africa and the adjacent
      parts of Asia and Europe.
      [1913 Webster]