Read the dictionary definition of buff. All definitions for this word.
1. an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)
2. a medium to dark tan color
3. bare skin
1. swimming in the buff means to swim naked
4. an ardent follower and admirer
5. a soft thick undyed leather from the skins of e.g. buffalo or oxen
6. polish and make shiny
1. buff the wooden floors
2. buff my shoes
7. strike, beat repeatedly
1. The wind buffeted him
8. of the yellowish-beige color of buff leather