BUFF n.
A sort of leather, prepared from the skin of the buffalo, dressed with oil, like chamois; also, the skins of oxen, elks, and other animals, dressed in like manner. "A suit of buff." Shak.
BUTTON n. 2 definitions
A catch, of various forms and materials, used to fasten together the different parts of dress, by being attached to one part, and passing through a slit, called a buttonhole, in the other; -- used also for ornament.