The Collaborative International Dictionary of English v.0.48:

Scramble \Scram"ble\, v. i. [imp. & p. p. Scrambled; p. pr. &
   vb. n. Scrambling.] [Freq. of Prov. E. scramb to rake
   together with the hands, or of scramp to snatch at. cf.
   Scrabble.]
   1. To clamber with hands and knees; to scrabble; as, to
      scramble up a cliff; to scramble over the rocks.
      [1913 Webster]

   2. To struggle eagerly with others for something thrown upon
      the ground; to go down upon all fours to seize something;
      to catch rudely at what is desired.
      [1913 Webster]

            Of other care they little reckoning make,
            Than how to scramble at the shearer's feast.
                                                  --Milton.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scramble \Scram"ble\, v. t.
   1. To collect by scrambling; as, to scramble up wealth.
      --Marlowe.
      [1913 Webster]

   2. To prepare (eggs) as a dish for the table, by stirring the
      yolks and whites together while cooking.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scramble \Scram"ble\, n.
   1. The act of scrambling, climbing on all fours, or
      clambering.
      [1913 Webster]

   2. The act of jostling and pushing for something desired;
      eager and unceremonious struggle for what is thrown or
      held out; as, a scramble for office.
      [1913 Webster]

            Scarcity [of money] enhances its price, and
            increases the scramble.               --Locke.
      [1913 Webster]

WordNet (r) 3.0 (2006):

scramble
    n 1: an unceremonious and disorganized struggle [syn:
         scramble, scuffle]
    2: rushing about hastily in an undignified way [syn: scamper,
       scramble, scurry]
    v 1: to move hurriedly; "The friend scrambled after them"
    2: climb awkwardly, as if by scrambling [syn: clamber,
       scramble, shin, shinny, skin, struggle, sputter]
    3: bring into random order [syn: scramble, jumble, throw
       together]
    4: stir vigorously; "beat the egg whites"; "beat the cream"
       [syn: beat, scramble]
    5: make unintelligible; "scramble the message so that nobody can
       understand it" [ant: unscramble]

Moby Thesaurus II by Grady Ward, 1.0:

371 Moby Thesaurus words for "scramble":
   Aesopian language, Babel, Greek, action, admix, ado, aerial combat,
   affray, agitation, air cover, air raid, air support, all fours,
   all sorts, alloy, amalgamate, argot, armored combat,
   arsy-varsiness, assemblage, assortment, babble, ball up, battle,
   battle royal, bemingle, blend, bollix up, bolt, bombing, bother,
   botheration, box, brawl, broad spectrum, broil, brouhaha, brush,
   bullfight, bundle, burst, bustle, cant, career, chase, cipher,
   clamber, clash, clash of arms, climb, close, clutter, coalesce,
   cockfight, code, collide, combat, combine, come to blows,
   commingle, commix, commotion, competition, complicate, compose,
   compound, concoct, conflict, confound, confuse, conglomerate,
   conglomeration, contend, contention, contest, cover, crawl,
   crawling, creep, creeping, crowd, cryptogram, cut and thrust, dart,
   dash, dash off, dash on, disorder, disturbance, dogfight,
   donnybrook, donnybrook fair, double Dutch, double-time, drive,
   drive on, dry run, duel, dustup, embroilment, emulsify,
   exchange blows, exchange of blows, farrago, feery-fary, fence,
   ferment, festinate, feud, fidgetiness, fight, fight a duel,
   fire fight, fit, flap, fling, flurry, fluster, flutter,
   flutteriness, foofaraw, forge ahead, foul up, fracas, fray,
   free-for-all, fumble, fuse, fuss, fussiness, gallimaufry, garble,
   get going, get moving, gibberish, gift of tongues, give and take,
   give satisfaction, glossolalia, go ahead, go all out, go on tiptoe,
   gobbledygook, grapple, grapple with, ground combat, grovel,
   gumshoe, gumshoeing, hand-to-hand combat, hand-to-hand fight, hash,
   hassle, haste, hasten, helter-skelter, hie, higgledy-piggledy,
   hodgepodge, homogenize, hotchpot, hotchpotch,
   house-to-house combat, hubbub, hullabaloo, hump, hump it, hurry,
   hurry on, hurry through, hurry up, hurry-scurry, hurtle, hustle,
   hysteron proteron, immingle, immix, inch, inch along, integrate,
   interblend, interlace, interlard, intermingle, intermix,
   intertwine, interweave, jargon, jostle, joust, jumble, jungle,
   knead, leap, litter, lose no time, maelstrom, magpie, make haste,
   make things hum, make unintelligible, mash, medley, melange, melee,
   merge, mess, milk run, mingle, mingle-mangle, miscellany, mishmash,
   mission, mix, mix it up, mix up, mixed bag, move quickly, muck up,
   muddle, mystify, naval combat, nightwalk, nightwalking, noise,
   obfuscate, obscure, odds and ends, olio, olla podrida,
   omnium-gatherum, pad, padding, pandemonium, passage of arms,
   pasticcio, pastiche, patchwork, pell-mell, pi, pitched battle,
   play hob with, plunge, post, pother, potpourri, press on, prowl,
   prowling, push, push on, pussyfoot, pussyfooting, quarrel, race,
   racket, ramble, rampage, rassle, reconnaissance,
   reconnaissance mission, restlessness, riffle, riot,
   rough-and-tumble, roughhouse, row, ruckus, ruction, rumble,
   rummage, rumpus, run, run a tilt, running fight, rush,
   rush through, salad, salmagundi, sauce, scamper, scoot, scour,
   scrabble, scramble up, screw up, scrimmage, scud, scuffle, scurry,
   scuttle, secret language, shadow, shindy, shoot, shoot ahead,
   shoving match, shuffle, shuttle raid, sidle, sidling, skedaddle,
   skirmish, slang, slink, slinking, snafu, snake, snaking, snarl up,
   sneak, sneaking, sortie, spar, spasm, sprangle, spread-eagle,
   spurt, stand-up fight, steal, steal along, stealing, step lively,
   step on it, stew, stir, stir up, straddle, strafing, straggle,
   street fight, strive, struggle, sweat, swirl, syncretize,
   tauromachy, tear, throw together, thrust and parry, tilt, tippytoe,
   tiptoe, tiptoeing, to-do, topsy-turviness, topsy-turvydom,
   toss together, tourney, training mission, trouble, tug-of-war,
   tumble, tumult, turmoil, tussle, umbrella, unholy mess, unquiet,
   uproar, vortex, wage war, war, welter, what you will, whirl, work,
   worm, worm along, worming, wrestle