each of a pair of hinged panels fixed inside or outside a window that can be closed for security or privacy or to keep out the light

he threw open the shutters to let in air and light

painted wooden shutters

a device that opens and closes to expose the film in a camera

the blind enclosing the swell box in an organ, used for controlling the volume of sound

close the shutters of (a window or building)

the windows were shuttered against the afternoon heat