Definition of canvasback
: a North American wild duck (Aythya valisineria) that has a reddish-brown head, black breast, and whitish body and is characterized especially by the elongate sloping profile of the bill and head
Test Your Vocabulary
Challenging Words You Should Know
-
- Often used to describe “the march of time,” what does inexorable mean?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share canvasback
Time Traveler for canvasback
The first known use of canvasback was in 1782
See more words from the same year