- a woman in charge of a post office.
Origin of postmistress
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for postmistress
The letter was then produced, and examined by the postmistress.Auld Licht Idylls</p>
J. M. Barrie
“There must be a hole in the mail-pouch,” said the postmistress, in gentle distress.A Young Man in a Hurry
Robert W. Chambers
The result was Abbie's application for the position of postmistress.
That's why she didn't think she was going to be postmistress long.
I tried to wake the postmistress, when he heard me and I had to run for my life.The Launch Boys' Adventures in Northern Waters
Edward S. Ellis