Wood duck Meaning, Definition & Usage

  1. noun showy North American duck that nests in hollow trees
    Aix sponsa; wood widgeon; summer duck.

WordNet

Definitions
  1. (Zoöl.) (a) A very beautiful American duck (Aix sponsa). The male has a large crest, and its plumage is varied with green, purple, black, white, and red. It builds its nest in trees, whence the name. Called also bridal duck, summer duck, and wood widgeon. (b) The hooded merganser. (c) The Australian maned goose (Chlamydochen jubata).

Webster 1913