1772  (1908)  [There is] very little grass, mostly wild wormwood which the Natives name Mustoose or Buffalo-liking: from that Animal being very fond of this Herb.
1820  (1823)  The buffalo or bison, (moostoosh) . . . are not found in the neighbourhood of Cumberland House.
1916  He deplored the passing of the "moostoos," but so far as we know never tried to hold up the "Oogamous" Donald A. Smith and Van Horne with their conquering transcontinental that cut clean through the dry belt. . . .
1956  (1957)  And in the end they had all fled like a moostoos with a fire in its tail.
1963  "Moostoos," he said softly, and drew on his pipe. . . .