The Collaborative International Dictionary of English v.0.48:

Wrestle \Wres"tle\, v. t.
   To wrestle with; to seek to throw down as in wrestling.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Wrestle \Wres"tle\, n.
   A struggle between two persons to see which will throw the
   other down; a bout at wrestling; a wrestling match; a
   struggle.
   [1913 Webster]

         Whom in a wrestle the giant catching aloft, with a
         terrible hug broke three of his ribs.    --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Wrestle \Wres"tle\, v. i. [imp. & p. p. Wrestled; p. pr. & vb.
   n. Wrestling.] [OE. wrestlen, wrastlen, AS. wr?stlian,
   freq. of wr?stan to wrest; akin to OD. wrastelen to wrestle.
   See Wrest, v. t.]
   [1913 Webster]
   1. To contend, by grappling with, and striving to trip or
      throw down, an opponent; as, they wrestled skillfully.
      [1913 Webster]

            To-morrow, sir, I wrestle for my credit, and he that
            escapes me without some broken limb shall acquit him
            well.                                 --Shak.
      [1913 Webster]

            Another, by a fall in wrestling, started the end of
            the clavicle from the sternum.        --Wiseman.
      [1913 Webster]

   2. Hence, to struggle; to strive earnestly; to contend.
      [1913 Webster]

            Come, wrestle with thy affections.    --Shak.
      [1913 Webster]

            We wrestle not against flesh and blood. --Eph. vi.
                                                  12.
      [1913 Webster]

            Difficulties with which he had himself wrestled.
                                                  --M. Arnold.
      [1913 Webster]

WordNet (r) 3.0 (2006):

wrestle
    n 1: the act of engaging in close hand-to-hand combat; "they had
         a fierce wrestle"; "we watched his grappling and wrestling
         with the bully" [syn: wrestle, wrestling, grapple,
         grappling, hand-to-hand struggle]
    v 1: combat to overcome an opposing tendency or force; "He
         wrestled all his life with his feeling of inferiority"
    2: engage in deep thought, consideration, or debate; "I wrestled
       with this decision for years"
    3: to move in a twisting or contorted motion, (especially when
       struggling); "The prisoner writhed in discomfort"; "The child
       tried to wriggle free from his aunt's embrace" [syn:
       writhe, wrestle, wriggle, worm, squirm, twist]
    4: engage in a wrestling match; "The children wrestled in the
       garden"

Moby Thesaurus II by Grady Ward, 1.0:

56 Moby Thesaurus words for "wrestle":
   agonize, battle, box, brawl, broil, buffet, clash, close, collide,
   combat, come to blows, contend, contest, cut and thrust, duel,
   endeavor, essay, exchange blows, exert, fence, feud, fight,
   fight a duel, give and take, give satisfaction, grapple,
   grapple with, grunt and sweat, hassle, huff and puff, jostle,
   joust, labor, mix it up, moil, quarrel, rassle, riot, run a tilt,
   scramble, scuffle, skirmish, spar, strain, stretch, strive,
   struggle, thrust and parry, tilt, toil, tourney, travail, tussle,
   wage war, war, work



Easton's 1897 Bible Dictionary:

Wrestle
   (Eph. 6:12). See GAMES.