The Collaborative International Dictionary of English v.0.48:

Hedge \Hedge\, v. t. [imp. & p. p. Hedged; p. pr. & vb. n.
   Hedging.]
   1. To inclose or separate with a hedge; to fence with a
      thickly set line or thicket of shrubs or small trees; as,
      to hedge a field or garden.
      [1913 Webster]

   2. To obstruct, as a road, with a barrier; to hinder from
      progress or success; -- sometimes with up and out.
      [1913 Webster]

            I will hedge up thy way with thorns.  --Hos. ii. 6.
      [1913 Webster]

            Lollius Urbius . . . drew another wall . . . to
            hedge out incursions from the north.  --Milton.
      [1913 Webster]

   3. To surround for defense; to guard; to protect; to hem
      (in). "England, hedged in with the main." --Shak.
      [1913 Webster]

   4. To surround so as to prevent escape.
      [1913 Webster]

            That is a law to hedge in the cuckoo. --Locke.
      [1913 Webster]

   5. To protect oneself against excessive loss in an activity
      by taking a countervailing action; as, to hedge an
      investment denominated in a foreign currency by buying or
      selling futures in that currency; to hedge a donation to
      one political party by also donating to the opposed
      political party.
      [PJC]

   To hedge a bet, to bet upon both sides; that is, after
      having bet on one side, to bet also on the other, thus
      guarding against loss. See hedge[5].
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

hedged \hedged\ adj. [p. p. from hedge, v. i. [3].]
   qualified; limited or restricted; as, a hedged promise.

   Syn: weasel-worded.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

hedged
    adj 1: evasively worded in order to avoid an unqualified
           statement [syn: hedged, weasel-worded]