The Collaborative International Dictionary of English v.0.48:

edged \edged\ adj.
   1. having a specified kind of border or edge; as, a
      black-edged card; dried sweat left salt-edged patches.
      [Postpositional]
      [WordNet 1.5]

   2. having a cutting edge or especially an edge or edges as
      specified; often used in combination; as, a dull-edged
      blade. Opposit of edgeless. [Postpositional]
      [WordNet 1.5]

   3. having a biting effect, implying criticism; -- used of
      words or language; as, edged satire.

   Syn: cutting, harsh, sharp, sharp-worded, stinging.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Edge \Edge\, v. t. [imp. & p. p. Edged; p. pr. & vb. n.
   Edging.]
   1. To furnish with an edge as a tool or weapon; to sharpen.
      [1913 Webster]

            To edge her champion's sword.         --Dryden.
      [1913 Webster]

   2. To shape or dress the edge of, as with a tool.
      [1913 Webster]

   3. To furnish with a fringe or border; as, to edge a dress;
      to edge a garden with box.
      [1913 Webster]

            Hills whose tops were edged with groves. --Pope.
      [1913 Webster]

   4. To make sharp or keen, figuratively; to incite; to
      exasperate; to goad; to urge or egg on. [Obs.]
      [1913 Webster]

            By such reasonings, the simple were blinded, and the
            malicious edged.                      --Hayward.
      [1913 Webster]

   5. To move by little and little or cautiously, as by pressing
      forward edgewise; as, edging their chairs forwards.
      --Locke.
      [1913 Webster]

WordNet (r) 3.0 (2006):

edged
    adj 1: having a specified kind of border or edge; "a black-edged
           card"; "rough-edged leaves"; "dried sweat left salt-edged
           patches"
    2: (of speech) harsh or hurtful in tone or character; "cutting
       remarks"; "edged satire"; "a stinging comment" [syn:
       cutting, edged, stinging]
    3: having a cutting edge or especially an edge or edges as
       specified; often used in combination; "an edged knife"; "a
       two-edged sword"