Available Definitions:
1) n. - The act or process of raising a nap, as on cloth.
2) n. - A sheet of partially felted fur before it is united to the hat body.
3) n. - A short sleep; a doze; a siesta.
4) n. - Woolly or villous surface of felt, cloth, plants, etc.; an external covering of down, of short fine hairs or fibers forming part of the substance of anything, and lying smoothly in one direction; the pile; -- as, the nap of cotton flannel or of broadcloth.
5) n. - The loops which are cut to make the pile, in velvet.
6) v. t. - To raise, or put, a nap on.