1. a person in charge of a post office
2. a person who manages an email server or mailing list
Usage: computing

Examples

• The postmaster helped me track down my missing package.
• She worked as a postmaster in a small rural town for twenty years.
• The local postmaster knows everyone in the community by name.
• Contact the postmaster if you have complaints about mail delivery.
• The system administrator also serves as the postmaster for the company’s email server.
• Send your technical issues to the postmaster at this address.