Source : Webster's Revised Unabridged Dictionary (1913)

Bobwhite \Bob"white`\, n. (Zo["o]l.)
   The common quail of North America ({Colinus, or Ortyx,
   Virginianus}); -- so called from its note.

Source : WordNet®

bobwhite
     n : a popular North American game bird; named for its call [syn:
          {bobwhite quail}, {partridge}]