adj firm; sturdy.
2. buff ·adj made of buff leather.
3. buff ·adj of the color of buff.
4. buff ·vt to strike.
5. buff ·noun a military coat, made of buff leather.
6. buff ·adj the bare skin; as, to strip to the buff.
7. buff ·vt to polish with a buff. ·see buff, ·noun, 5.
8. buff ·noun a buffet; a blow;
obsolete except in the phrase "blindman's buff.".
9. buff ·noun the color of buff; a light yellow, shading toward pink, gray, or brown.
10. buff ·adj a wheel covered with buff leather, and used in polishing cutlery, spoons, ·etc.
11. buff ·noun the grayish viscid substance constituting the buffy coat. ·see buffy coat, under buffy, a.
12. buff ·noun 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.