willow ptarmigan
noun
a ptarmigan, Lagopus lagopus, of arctic and subarctic regions of the New and Old Worlds, having brown, mottled plumage in summer and white plumage in winter.
Compare
red grouse.
Origin of willow ptarmigan
An Americanism dating back to 1870–75
Words nearby willow ptarmigan
willow flycatcher,
willow grouse,
willow herb,
willow oak,
willow pattern,
willow ptarmigan,
willow run,
willow tit,
willow warbler,
willow-leaved jessamine,
willowbrook