The Collaborative International Dictionary of English v.0.48:

Dowitcher \Dow"itch*er\, n. (Zool.)
   The red-breasted or gray snipe (Macrorhamphus griseus); --
   called also brownback, and grayback.
   [1913 Webster]

WordNet (r) 3.0 (2006):

dowitcher
    n 1: shorebird of the sandpiper family that resembles a snipe