locker

UK: /ˈlɒkə^r/ US: /ˈlɑkɚ/ ,(lok′ər)

WordReference Random House Learner's Dictionary of American English © 2025

lock•er /ˈlɑkɚ/   n. [countable]

1. a chest, compartment, or closet in which clothing and valuables may be locked for safekeeping:
   a gym locker.
2. a large, typically room-size compartment for keeping frozen foods.

WordReference Random House Unabridged Dictionary of American English © 2025

lock•er  (lok′ər), n. 

1. a chest, drawer, compartment, closet, or the like, that may be locked, esp. one at a gymnasium, school, etc. for storage and safekeeping of clothing and valuables.
2. Nautical, Naval Terms a chest or compartment in which to stow things.
3. a refrigerated compartment, as in a locker plant, that may be rented for storing frozen foods.
4. a person or thing that locks.

• late Middle English loker. See lock¹, -er¹ 1375–1425

Collins Concise English Dictionary © HarperCollins Publishers::

locker / ˈlɒkə/ noun

1. a small compartment or drawer that may be locked, as one of several in a gymnasium, etc, for clothes and valuables
2. (as modifier): a locker room
3. a person or thing that locks
4. a refrigerated compartment for keeping frozen foods, esp one rented in an establishment