shutters
n. plural-only B1 Intermediate US //ˈʃətɝz// UK //ʃˈʌtəz// shut·ters
n. a pair of wooden or metal covers on the outside of a window. You can close them to keep out the light or to keep the house safe.
n. a pair of hinged panels, often louvred, fixed inside or outside a window. They are used to regulate light, provide privacy, or protect against weather and intrusion.
She closed the shutters to keep the room cool.
The old Mediterranean house featured bright blue shutters that were bolted shut during the heat of the afternoon.
Heavy iron shutters were installed on the storefront to deter vandalism during the night, though they significantly altered the building's aesthetic appeal.
Usage
Usually used in the plural form when referring to the pair of panels on a single window.