grouse
1. grouse \'grau.s\ n or grouse [origin unknown] pl : any of numerous birds (family Tetraonidae) that have a plump body, stron g feathered legs, and plumage less brilliant than that of pheasants usu. with reddish brown or other protective color and include many important game birds 2. grouse vi [origin unknown] : COMPLAIN, GRUMBLE - grous.er n