thrash

from WordNet (r) 3.0 (2006)
thrash
    n 1: a swimming kick used while treading water
    v 1: give a thrashing to; beat hard [syn: {thrash}, {thresh},
         {lam}, {flail}]
    2: move or stir about violently; "The feverish patient thrashed
       around in his bed" [syn: {convulse}, {thresh}, {thresh
       about}, {thrash}, {thrash about}, {slash}, {toss},
       {jactitate}]
    3: dance the slam dance [syn: {slam dance}, {slam}, {mosh},
       {thrash}]
    4: beat so fast that (the heart's) output starts dropping until
       (it) does not manage to pump out blood at all
    5: move data into and out of core rather than performing useful
       computation; "The system is thrashing again!"
    6: beat the seeds out of a grain [syn: {thrash}, {thresh}]
    7: beat thoroughly and conclusively in a competition or fight;
       "We licked the other team on Sunday!" [syn: {cream}, {bat},
       {clobber}, {drub}, {thrash}, {lick}]
    
from The Collaborative International Dictionary of English v.0.48
Thrash \Thrash\, Thresh \Thresh\, v. t.
   1. To practice thrashing grain or the like; to perform the
      business of beating grain from straw; as, a man who
      thrashes well.
      [1913 Webster]

   2. Hence, to labor; to toil; also, to move violently.
      [1913 Webster]

            I rather would be Maevius, thrash for rhymes,
            Like his, the scorn and scandal of the times.
                                                  --Dryden.
      [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Thrash \Thrash\, Thresh \Thresh\, v. t. [imp. & p. p.
   {Thrashed}; p. pr. & vb. n. {Thrashing}.] [OE.
   [thorn]reschen, [thorn]reshen, to beat, AS. [thorn]erscan,
   [thorn]rescan; akin to D. dorschen, OD. derschen, G.
   dreschen, OHG. dreskan, Icel. [thorn]reskja, Sw. tr["o]ska,
   Dan. t[ae]rske, Goth. [thorn]riskan, Lith. traszketi to
   rattle, Russ. treskate to burst, crackle, tresk' a crash,
   OSlav. troska a stroke of lighting. Cf. {Thresh}.]
   1. To beat out grain from, as straw or husks; to beat the
      straw or husk of (grain) with a flail; to beat off, as the
      kernels of grain; as, to thrash wheat, rye, or oats; to
      thrash over the old straw.
      [1913 Webster]

            The wheat was reaped, thrashed, and winnowed by
            machines.                             --H. Spencer.
      [1913 Webster]

   2. To beat soundly, as with a stick or whip; to drub.
      [1913 Webster] Thrash
    
from Jargon File (4.4.4, 14 Aug 2003)
thrash
 vi.

   To move wildly or violently, without accomplishing anything useful.
   Paging or swapping systems that are overloaded waste most of their
   time moving data into and out of core (rather than performing useful
   computation) and are therefore said to thrash. Someone who keeps
   changing his mind (esp. about what to work on next) is said to be
   thrashing. A person frantically trying to execute too many tasks at
   once (and not spending enough time on any single task) may also be
   described as thrashing. Compare {multitask}.
    
from The Free On-line Dictionary of Computing (8 July 2008)
thrash
thrashing

   To move wildly or violently, without accomplishing anything
   useful.  {Paging} or {swapping} systems that are overloaded
   waste most of their time moving data into and out of {core}
   (rather than performing useful computation) and are therefore
   said to thrash.  Thrashing can also occur in a {cache} due to
   {cache conflict} or in a {multiprocessor} (see {ping-pong}).

   Someone who keeps changing his mind (especially about what to
   work on next) is said to be thrashing.  A person frantically
   trying to execute too many tasks at once (and not spending
   enough time on any single task) may also be described as
   thrashing.

   Compare {multitask}.

   [{Jargon File}]
    
from Moby Thesaurus II by Grady Ward, 1.0
120 Moby Thesaurus words for "thrash":
      bang, baste, bastinado, batter, beat, beat all hollow, beat hollow,
      belabor, belt, best, birch, bolt, buffet, cane, clobber, club,
      cordon, cordon off, cowhide, cudgel, cull out, cut, defeat,
      destroy, divide, do in, drub, fix, flagellate, flail, flap, flog,
      fustigate, ghettoize, gin, give a whipping, give the stick, hammer,
      hide, hors de combat, horsewhip, insulate, isolate, keep apart,
      keep aside, knock, knout, lace, lambaste, larrup, lash, lather,
      lay aside, lay on, lick, maul, outclass, outdo, outfight,
      outgeneral, outmaneuver, outpoint, outrun, outsail, outshine, pail,
      paste, patter, pelt, pick out, pistol-whip, pommel, pound,
      pulverize, pummel, put, put aside, quarantine, rap, rawhide,
      riddle, ruin, scourge, screen, seclude, segregate, separate,
      set apart, set aside, settle, shellac, sieve, sift, skin,
      skin alive, sledgehammer, smear, smite, smother, sort out, spank,
      strap, strike, stripe, swinge, switch, thresh, thump, trim,
      triumph over, trounce, truncheon, undo, wallop, wear out, whale,
      whip, whop, winnow, worst

    

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