The Collaborative International Dictionary of English v.0.48:

Sword \Sword\ (s[=o]rd), n. [OE. swerd, AS. sweord; akin to
   OFries. swerd, swird, D. zwaard, OS. swerd, OHG. swert, G.
   schwert, Icel. sver[eth], Sw. sv[aum]rd, Dan. svaerd; of
   uncertain origin.]
   1. An offensive weapon, having a long and usually
      sharp-pointed blade with a cutting edge or edges. It is
      the general term, including the small sword, rapier,
      saber, scimiter, and many other varieties.
      [1913 Webster]

   2. Hence, the emblem of judicial vengeance or punishment, or
      of authority and power.
      [1913 Webster]

            He [the ruler] beareth not the sword in vain. --Rom.
                                                  xiii. 4.
      [1913 Webster]

            She quits the balance, and resigns the sword.
                                                  --Dryden.
      [1913 Webster]

   3. Destruction by the sword, or in battle; war; dissension.
      [1913 Webster]

            I came not to send peace, but a sword. --Matt. x.
                                                  34.
      [1913 Webster]

   4. The military power of a country.
      [1913 Webster]

            He hath no more authority over the sword than over
            the law.                              --Milton.
      [1913 Webster]

   5. (Weaving) One of the end bars by which the lay of a hand
      loom is suspended.
      [1913 Webster]

   Sword arm, the right arm.

   Sword bayonet, a bayonet shaped somewhat like a sword, and
      which can be used as a sword.

   Sword bearer, one who carries his master's sword; an
      officer in London who carries a sword before the lord
      mayor when he goes abroad.

   Sword belt, a belt by which a sword is suspended, and borne
      at the side.

   Sword blade, the blade, or cutting part, of a sword.

   Sword cane, a cane which conceals the blade of a sword or
      dagger, as in a sheath.

   Sword dance.
      (a) A dance in which swords are brandished and clashed
          together by the male dancers. --Sir W. Scott.
      (b) A dance performed over swords laid on the ground, but
          without touching them.

   Sword fight, fencing; a combat or trial of skill with
      swords; swordplay.

   Sword grass. (Bot.) See Gladen.

   Sword knot, a ribbon tied to the hilt of a sword.

   Sword law, government by the sword, or by force; violence.
      --Milton.

   Sword lily. (Bot.) See Gladiolus.

   Sword mat (Naut.), a mat closely woven of yarns; -- so
      called from a wooden implement used in its manufacture.

   Sword shrimp (Zool.), a European shrimp (Pasiphaea
      sivado) having a very thin, compressed body.

   Sword stick, a sword cane.

   To measure swords with one. See under Measure, v. t.

   To put to the sword. See under Put.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sword cane
    n 1: a cane concealing a sword or dagger [syn: sword cane,
         sword stick]