noun
1.
a. : a color phase of the arctic fox in which the coat remains blue gray in winter
b. : the typical arctic fox in summer pelage
c. : the pelt or fur of one of these foxes often imitated by dyeing white fox pelts
2. : a dark reddish gray that is lighter and very slightly yellower than average mauve taupe and less strong and slightly bluer and darker than average rose taupe