[1] : The Collaborative International Dictionary of English v.0.48

wrench \wrench\ re^nch, n. oe. wrench deceit, as. wrenc
   deceit, a twisting; akin to g. rank intrigue, crookedness,
   renken to bend, twist, and e. wring. root144. see wring,
   and cf. ranch, v. t.
   1913 webster
   1. trick; deceit; fraud; stratagem. obs.
      1913 webster

            his wily wrenches thou ne mayst not flee. --chaucer.
      1913 webster

   2. a violent twist, or a pull with twisting.
      1913 webster

            he wringeth them such a wrench.       --skelton.
      1913 webster

            the injurious effect upon biographic literature of
            all such wrenches to the truth, is diffused
            everywhere.                           --de quincey.
      1913 webster

   3. a sprain; an injury by twisting, as in a joint.
      1913 webster

   4. means; contrivance. obs. --bacon.
      1913 webster

   5. an instrument, often a simple bar or lever with jaws or an
      angular orifice either at the end or between the ends, for
      exerting a twisting strain, as in turning bolts, nuts,
      screw taps, etc.; a screw key. many wrenches have
      adjustable jaws for grasping nuts, etc., of different
      sizes.
      1913 webster

   6. mech. the system made up of a force and a couple of
      forces in a plane perpendicular to that force. any number
      of forces acting at any points upon a rigid body may be
      compounded so as to be equivalent to a wrench.
      1913 webster

   carriage wrench, a wrench adapted for removing or
      tightening the nuts that confine the wheels on the axles,
      or for turning the other nuts or bolts of a carriage or
      wagon.

   monkey wrench. see under monkey.

   wrench hammer, a wrench with the end shaped so as to admit
      of being used as a hammer.
      1913 webster
see also:
wring ranch carriage wrench monkey wrench monkey wrench hammer 

[2] : The Collaborative International Dictionary of English v.0.48

wrench \wrench\, v. t. imp.  p. p. wrenched; p. pr.  vb. n.
   wrenching. oe. wrenchen, as. wrencan to deceive,
   properly, to twist, from wrenc guile, deceit, a twisting.
   ????. see wrench, n.
   1913 webster
   1. to pull with a twist; to wrest, twist, or force by
      violence.
      1913 webster

            wrench his sword from him.            --shak.
      1913 webster

            forthwith this frame of mine was wrenched
            with a woeful agony.                  --coleridge.
      1913 webster

   2. to strain; to sprain; hence, to distort; to pervert.
      1913 webster

            you wrenched your foot against a stone. --swift.
      1913 webster
see also:
wrenched wrenching wrench 

[3] : WordNet (r) 2.0

wrench
     n 1: a sharp strain on muscles or ligaments; "the wrench to his
          knee occurred as he fell"; "he was sidelined with a
          hamstring pull" syn: twist, pull
     2: a jerky pulling movement syn: twist
     3: a hand tool that is used to hold or twist a nut or bolt
        syn: spanner
     v 1: twist or pull violently or suddenly, especially so as to
          remove something from that to which it is attached or
          from where it originates; "wrench a window off its
          hinges"; "wrench oneself free from somebody's grip"; "a
          deep sigh was wrenched from his chest" syn: twist
     2: make a sudden twisting motion
     3: twist and compress, as if in pain or anguish; "wring one's
        hand" syn: wring
     4: twist suddenly so as to sprain; "wrench one's ankle"; "the
        wrestler twisted his shoulder"; "the hikers sprained their
        ankles when they fell"; "i turned my ankle and couldn't
        walk for several days" syn: twist, sprain, turn, wrick,
         rick
see also:
twist pull spanner wring sprain turn 
wrick rick 

[4] : Moby Thesaurus II by Grady Ward, 1.0

264 moby thesaurus words for "wrench":
   allen wrench, stillson wrench, abrade, abrasion, ache, aching,
   acute pain, adjustable wrench, alligator wrench, anamorphism,
   anamorphosis, asymmetry, badger, bark, belie, bend, bite,
   blackmail, blemish, bloody, blow, bob, boring pain, box wrench,
   break, buckle, burlesque, burn, camouflage, caricature,
   carriage wrench, chafe, chain wrench, charley horse, check, chip,
   claim, claw, coerce, color, compel, concussion, confuse, constrain,
   contort, contortion, crack, crackle, cramp, cramps, craze, crick,
   crook, crookedness, crumple, cut, darting pain, demand, detorsion,
   deviation, disguise, disproportion, distort, distortion, distress,
   dolor, drag, exact, exaction, exaggerate, extort, extortion,
   falsify, flash burn, flick, flip, flirt, flounce, force,
   force from, fracture, fray, frazzle, fret, fulgurant pain, gall,
   garble, gash, get one wrong, get wrong, girdle pain, gloss, gnarl,
   gnawing, gouge, grief, griping, hitch, hurt, imbalance, incise,
   incision, injure, injury, irregularity, jerk, jig, jigger, jigget,
   jiggle, jog, joggle, jumping pain, kink, knot, lacerate,
   laceration, lancinating pain, lesion, levy blackmail, lopsidedness,
   lug wrench, maim, make mincemeat of, maul, misapply, misapprehend,
   miscite, miscolor, misconceive, misconstrue, misdeem, misexplain,
   misexplicate, misexpound, misinterpret, misjudge, misquote,
   misread, misrender, misreport, misrepresent, misstate, mistake,
   misteach, mistranslate, misunderstand, monkey wrench, mortal wound,
   mutilate, mutilation, nasty blow, nip, overdraw, overstate, pain,
   pang, parody, paroxysm, passion, pervert, pierce, pinch,
   pipe wrench, pluck, prick, pry loose from, puncture, quirk, rend,
   rend from, rending, rent, rick, rip, rip from, ripping, run,
   rupture, savage, scald, scorch, scotch, scrape, scratch, screw,
   screw key, scuff, second-degree burn, seizure, shake down,
   sharp pain, shock, shoot, shooting, shooting pain, skin, slant,
   slash, slit, snake, snatch, snatch from, socket wrench, sore,
   sore spot, spanner, spark-plug wrench, spasm, sprain, spring,
   squeeze, stab, stab wound, stabbing pain, start, stick, stitch,
   strain, strain the sense, stress, stress of life, stroke,
   sudden pull, suffering, tap wrench, tappet wrench, tear, tear from,
   tearing, tender spot, third-degree burn, thrill, throes, tormen,
   torsion, tortuosity, torture, trauma, traumatize, travesty, turn,
   turn awry, tweak, twinge, twist, twist the words, twitch,
   understate, unsymmetry, warp, wound, wounds immedicable,
   wrench from, wrenching, wrest, wresting, wring, wring from,
   wringing, writhe, wry, yank, yerk

Wrench >> W Words
Wrench, definition of term: Wrench
wrench_pag1.html

Torque Wrench >> T Words
Torque Wrench, definition of term: Torque Wrench
torque+wrench_pag1.html

Pipe Wrench >> P Words
Pipe Wrench, definition of term: Pipe Wrench
pipe+wrench_pag1.html

Monkey Wrench >> M Words
Monkey Wrench, definition of term: Monkey Wrench
monkey+wrench_pag1.html

Lug Wrench >> L Words
Lug Wrench, definition of term: Lug Wrench
lug+wrench_pag1.html

Allen Wrench >> A Words
Allen Wrench, definition of term: Allen Wrench
allen+wrench_pag1.html

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