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