- 1. The female lover of a man married to another woman.
- Thesaurus: lover, the other woman, kept woman, paramour, concubine, courtesan.
- A female teacher. Compare master.
- Example: She is the French mistress
- Thesaurus: proprietress, housekeeper, caretaker, schoolmistress, chaperon, matron, manager.
- A term used when addressing any woman, especially one in authority. Compare Mrs.
- Form: Mistress (especially)