(n. sing. & pl.) Any of the numerous species of gallinaceous birds of the family Tetraonidae, and subfamily Tetraoninae, inhabiting Europe, Asia, and North America. They have plump bodies, strong, well-feathered legs, and usually mottled plumage. The group includes the ptarmigans (Lagopus), having feathered feet.
GROUSE
Meaning of GROUSE in English
Webster's English dictionary. Английский словарь Webster. 2012