locker

noun
  1. 1

    A type of storage compartment with a lock, usually used to store clothing, equipment, or books.

    โ€œThe student placed her books in her locker when she arrived at school.โ€

  2. 2

    One who locks something.

    โ€œThe locker of the trapped chest must be careful, so as not to spring the trap.โ€

  3. 3

    A locking differential.

  4. 4

    A customs officer who guards a warehouse.

Synonyms

Source: https://en.wiktionary.org/wiki/locker