Source : Webster's Revised Unabridged Dictionary (1913)

Sunshiny \Sun"shin`y\, a.
   1. Bright with the rays of the sun; clear, warm, or pleasant;
      as, a sunshiny day.

   2. Bright like the sun; resplendent.

            Flashing beams of that sunshiny shield. --Spenser.

   3. Beaming with good spirits; cheerful. ``Her sunshiny
      face.'' --Spenser.

Source : WordNet®

sunshiny
     adj : abounding with sunlight; "a bright sunny day"; "one shining
           norming"- John Muir; "when it is warm and shiny" [syn:
           {bright}, {shining}, {shiny}, {sunny}]