Source : Webster's Revised Unabridged Dictionary (1913)

Ottoman \Ot"to*man\, a. [F. ottoman: cf. It. ottomano,
   ottomanno; -- from Othoman, Othman, or Osman, the name of a
   sultan who assumed the government of Turkey about the year
   1300. Cf. {Osmanli}, {Ottoman} a stuffed seat.]
   Of or pertaining to the Turks; as, the Ottoman power or
   empire.

Ottoman \Ot"to*man\, n.; pl. {Ottomans}.
   1. A Turk.

   2. [F. ottomane, from ottoman Turkish.] A stuffed seat
      without a back, originally used in Turkey.

Source : WordNet®

Ottoman
     adj : of or relating to the Ottoman Empire or its people or its
           culture

Ottoman
     n 1: a Turk (especially a Turk who is a member of the tribe of
          Osman I) [syn: {Ottoman Turk}, {Osmanli}]
     2: the Turkish dynasty that ruled the Ottoman Empire from the
        13th century to its dissolution after World War I [syn: {Ottoman
        dynasty}]
     3: thick cushion used as a seat [syn: {pouf}, {pouffe}, {puff},
         {hassock}]
     4: a low stool to rest the feet of a seated person [syn: {footstool},
         {footrest}]