The Collaborative International Dictionary of English v.0.48:

Daze \Daze\ (d[=a]z), v. t. [imp. & p. p. Dazed (d[=a]zd); p.
   pr. & vb. n. Dazing.] [OE. dasen, prob. from Icel. dasask
   to become weary, a reflexive verb; cf. Sw. dasa to lie idle,
   and OD. daesen to be foolish, insane, daes, dwaes, D. dwaas,
   foolish, insane, AS. dw[=ae]s, dysig, stupid. [root]71. Cf.
   Dizzy, Doze.]
   To stupefy with excess of light; with a blow, with cold, or
   with fear; to confuse; to benumb.
   [1913 Webster]

         While flashing beams do daze his feeble eyen.
                                                  --Spenser.
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         Such souls,
         Whose sudden visitations daze the world. --Sir H.
                                                  Taylor.
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         He comes out of the room in a dazed state, that is an
         odd though a sufficient substitute for interest.
                                                  --Dickens.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Daze \Daze\, n.
   1. The state of being dazed; as, he was in a daze. [Colloq.]
      [1913 Webster]

   2. (Mining) A glittering stone.
      [1913 Webster]

WordNet (r) 3.0 (2006):

daze
    n 1: the feeling of distress and disbelief that you have when
         something bad happens accidentally; "his mother's death
         left him in a daze"; "he was numb with shock" [syn: daze,
         shock, stupor]
    2: confusion characterized by lack of clarity [syn: daze,
       fog, haze]
    v 1: to cause someone to lose clear vision, especially from
         intense light; "She was dazzled by the bright headlights"
         [syn: dazzle, bedazzle, daze]
    2: overcome as with astonishment or disbelief; "The news stunned
       her" [syn: stun, bedaze, daze]