'Squawk duck' definitions:

Definition of 'Squawk duck'

From: GCIDE

Squawk \Squawk\, n.
1. Act of squawking; a harsh squeak. [1913 Webster]
2. (Zool.) The American night heron. See under Night. [1913 Webster]
Squawk duck (Zool.), the bimaculate duck ({Anas glocitans}). It has patches of reddish brown behind, and in front of, each eye. [Prov. Eng.] [1913 Webster]