A storage locker is a small room or space where you can keep your belongings. It's like a personal storage area that you can rent or own to store things you don't have room for at home or don't need right now. Full definition
This meant that bedrooms were shared, seasonal things were stored off site in a rented storage locker and we didn't accumulate a lot of extra stuff. (apartmentbaby.com)
There was also a good sized storage locker next to the window which was handy — another reason to try to get the window seat. (theboutiqueadventurer.com)
Where a facilities manager may not think much of a metal storage locker, interior designers think of the purpose and design. (educationbusinessuk.net)