'Gadwall' definitions:
Definition of 'Gadwall'
From: GCIDE
- Gadwall \Gad"wall\, n. [Gad to walk about + well.] (Zool.) A large duck (Anas strepera), valued as a game bird, found in the northern parts of Europe and America; -- called also gray duck. [Written also gaddwell.] [1913 Webster]