Source : Webster's Revised Unabridged Dictionary (1913)

Baldpate \Bald"pate`\, n.
   1. A baldheaded person. --Shak.

   2. (Zo["o]l.) The American widgeon ({Anas Americana}).

Source : WordNet®

Anas americana
     n : American widgeon the male of which has a white crown [syn: {American
         widgeon}, {baldpate}]