1953, Henry Wilson Allen, To Follow a Flag, Random House (1953), page 59:And when the old Coeur d'Alene priest said "seasoned braves" he wasn't talking about tipi Indians or mission mascots. And he wasn't talking about oldsters or squaws or barebutt kids.
1980, Belinda Hurmence, Tough Tiffany, Doubleday (1980), ISBN 9780385150828, page 61:You're bowlegged, she told her. You walk like you're riding barebutt on a porcupine.
1991, Frank Chin, Donald Duk, Coffee House Press (1991), ISBN 9780918273833, page 7:He does not want his Uncle Donald Duk to tell him again how Daddy was a terrible man to name his little boy Donald Duk, because all the bokgwai, the white monsters, will think he is named after that barebutt duck in the top half of a sailor suit and no shoes.