Source : Webster's Revised Unabridged Dictionary (1913)

Harness \Har"ness\, v. t. [imp. & p. p. {Harnessed}; p. pr. &
   vb. n. {Harnessing}.] [OE. harneisen; cf. F. harnacher, OF.
   harneschier.]
   1. To dress in armor; to equip with armor for war, as a
      horseman; to array.

            Harnessed in rugged steel.            --Rowe.

            A gay dagger, Harnessed well and sharp as point of
            spear.                                --Chaucer.

   2. Fig.: To equip or furnish for defense. --Dr. H. More.

   3. To make ready for draught; to equip with harness, as a
      horse. Also used figuratively.

            Harnessed to some regular profession. --J. C.
                                                  Shairp.

   {Harnessed antelope}. (Zo["o]l.) See {Guib}.

   {Harnessed moth} (Zo["o]l.), an American bombycid moth
      ({Arctia phalerata} of Harris), having, on the fore wings,
      stripes and bands of buff on a black ground.

Source : WordNet®

harnessed antelope
     n : any of several antelopes of the genus Tragelaphus having
         striped markings resembling a harness