1. A married woman or a widow, especially a mother of dignity, mature age, and established social position.
2. A woman who acts as a supervisor or monitor in a public institution, such as a school, hospital, or prison.

[Middle English matrone, from Old French, from Latin mātrōna, from māter, mātr-, mother.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.