Pronunciation: (mā'trun), [key]
1. a married woman, esp. one who is mature and staid or dignified and has an established social position.
2. a woman who has charge of the domestic affairs of a hospital, prison, or other institution.
3. a woman serving as a guard, warden, or attendant for women or girls, as in a prison.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.