DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   shutter
       n 1: a mechanical device on a camera that opens and closes to
            control the time of a photographic exposure
       2: a hinged blind for a window
       v 1: close with shutters; "We shuttered the window to keep the
            house cool"