shutter

/ˈʃʌtɚ/

• Noun
• one of a pair of outside covers for a window that open and close like a door
1. She opened the shutters.
• the part of a camera that opens to allow light in when a picture is taken
• Verb
• to cover (a window) with shutters
1. They locked the doors and shuttered the windows.

• to close (a business, store, etc.) for a period of time or forever
1. They declared bankruptcy and shuttered the store.