process server

a person who serves legal documents, as subpoenas, writs, or warrants, especially those requiring appearance in court.

Origin of process server

First recorded in 1605–15

A process-server walked in and handed Vaucross the papers at his table.

Strictly Business |O. Henry
One can only enjoy an estate if one has no fear of the process-server making his appearance upon it.

The Letters of Cassiodorus |Cassiodorus (AKA Magnus Aurelius Cassiodorus Senator)
However, the family remains, and no process-server would show his face at the rebuilt house for fifty pounds.

Disturbed Ireland |Bernard H. Becker
At fifteen he had been taken away from a boarding-school to be sent into the employment of a process-server.

Bouvard and Pcuchet |Gustave Flaubert

Doublon, my process-server, will act under Cachan's directions, and he will lay on like a blacksmith.

Eve and David |Honore de Balzac

process-server

a sheriff's officer who serves legal documents such as writs for appearance in court