The Collaborative International Dictionary of English v.0.48:

Abscond \Ab*scond"\, v. i. [imp. & p. p. Absconded; p. pr. &
   vb. n. Absconding.] [L. abscondere to hide; ab, abs +
   condere to lay up; con + d[a^]re (only in comp.) to put. Cf.
   Do.]
   1. To hide, withdraw, or be concealed.
      [1913 Webster]

            The marmot absconds all winter.       --Ray.
      [1913 Webster]

   2. To depart clandestinely; to steal off and secrete one's
      self; -- used especially of persons who withdraw to avoid
      a legal process; as, an absconding debtor.
      [1913 Webster]

            That very homesickness which, in regular armies,
            drives so many recruits to abscond.   --Macaulay.
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The Collaborative International Dictionary of English v.0.48:

Abscond \Ab*scond"\, v. t.
   To hide; to conceal. [Obs.] --Bentley.
   [1913 Webster]

WordNet (r) 3.0 (2006):

abscond
    v 1: run away; usually includes taking something or somebody
         along; "The thief made off with our silver"; "the
         accountant absconded with the cash from the safe" [syn:
         abscond, bolt, absquatulate, decamp, run off, go
         off, make off]

The Devil's Dictionary (1881-1906):

ABSCOND, v.i.  To "move in a mysterious way," commonly with the
property of another.

    Spring beckons!  All things to the call respond;
    The trees are leaving and cashiers abscond.
                                                             Phela Orm