1. [n]  a short sleep (usually not in bed)
2. [n]  a soft or fuzzy surface texture
3. [n]  a period of time spent sleeping; "he felt better after a little sleep"; "a brief nap"
4. [v]  take a siesta; "She naps everyday after lunch for an hour"

NAP is a 3 letter word that starts with N.

1. \Nap\, v. i. [imp. & p. p. {Napped}; p. pr. & vb. n.
   {Napping}.] [OE. nappen, AS. hn[ae]ppian to take a nap, to
   slumber; cf. AS. hnipian to bend one's self, Icel. hnipna,
   hn[=i]pa, to droop.]
   1. To have a short sleep; to be drowsy; to doze. --Chaucer.
   
   2. To be in a careless, secure state. --Wyclif.
   
            I took thee napping, unprepared.      --Hudibras.
   
   

2. \Nap\, n.
   A short sleep; a doze; a siesta. --Cowper.
   
   

3. \Nap\, n. [OE. noppe, AS. hnoppa; akin to D. nop, Dan.
   noppe, LG. nobbe.]
   1. 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.
   
   2. pl. The loops which are cut to make the pile, in velvet.
      --Knight.
   
   

4. \Nap\, v. t.
   To raise, or put, a nap on.
   
   

5. \Nap\, n.
   Same as {Napoleon}, 1, below.