queuekeeper
nounUK /ˈkjuːˌkiːpə/
US /ˈkjuːˌkiːpər/
A queuekeeper is a person who makes sure everyone waits in a neat line.
The queuekeeper told the children to stand one behind the other.
OTHER MEANINGS
2. A person who manages a list of jobs or tasks waiting to be done.
The queuekeeper checked which jobs were next in the system.
3. A device or program that holds items in a line until they are handled.
The queuekeeper stored the messages until the printer was ready.
4. A person who keeps a record of people waiting for a service.
The queuekeeper wrote down each name in the waiting book.