from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A marine duck (Clangula hyemalis) that is black with a white breast and is found in Arctic and North Temperate regions. Also called long-tailed duck, oldwife.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Clangula hyemalis, the long-tailed duck, a medium-sized seaduck.
old + squaw (Wiktionary)