Source : Webster's Revised Unabridged Dictionary (1913)

Dreamy \Dream"y\, a. [Compar. {Dreamier}; superl. {Dreamiest}.]
   Abounding in dreams or given to dreaming; appropriate to, or
   like, dreams; visionary. ``The dreamy dells.'' --Tennyson.

Source : WordNet®

dreamy
     adj 1: dreamy in mood or nature; "a woolgathering moment" [syn: {moony},
             {woolgathering}]
     2: lacking spirit or liveliness; "a lackadaisical attempt"; "a
        languid mood"; "a languid wave of the hand"; "a hot
        languorous afternoon" [syn: {lackadaisical}, {languid}, {languorous}]
     [also: {dreamiest}, {dreamier}]