[grouse] n, pl grouse or grouses [origin unknown] (1531): any of numerous chiefly ground-dwelling birds (family Tetraonidae) that are usu. of reddish brown or other protective color and have feathered legs and that include many important game birds
[2]grouse vi groused ; grous.ing [origin unknown] (1887): complain, grumble -- grous.er n [3]grouse n (1918): complaint