Definitions

1. noun

a usually small enclosed space, typically with a lock, for storing personal belongings, especially at a school, gym, or workplace.

“She grabbed her gym bag from the locker and headed to class.”

2. verb

to keep something in a locker, typically for safekeeping.

“He locked his bicycle in the school locker.”

3. verb

to secure or fasten something in place, especially with a lock.

“You should lock the door before leaving the house.”