"grouse" in the noun sense
flesh of any of various grouse of the family Tetraonidae usually roasted flesh too dry to broil
popular game bird having a plump body and feathered legs and feet
"grouse" in the verb sense
2. gripe, bitch, grouse, crab, beef, squawk, bellyache, holler
"What was he hollering about?"
Source: WordNet® (An amazing lexical database of English)
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