DictionaryAI

mistress

MIS-tris/ˈmɪstɹɪs/

Pluralmistresses

11 meanings of mistress

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  1. 1
    other womannouncountable
    A woman in a romantic relationship, generally a sexual one, with a man who is married to someone else.

    The senator resigned after reporters revealed that he had kept a mistress for years.

    Several of the king's mistresses were given titles and estates of their own.

    UsageCommon patterns: have a mistress, keep a mistress, the king's mistress.

    Similarlover, paramour

    Note

    Here the pairing with master breaks down, since master has no matching sense; the nearest words for a man in this position are fancy man and cicisbeo. Mistress is the plain term beside casual ones like bit on the side and fancy woman, and it is the word used for a king's acknowledged companions, some of whom were given titles of their own.

    Checked 31 Oct 2026 · 2 facts

  2. 2
    nouncountable
    A woman who has authority or control over people, animals, or things, especially the female head of a household or the owner of a pet or servants.

    The dog trotted back to its mistress as soon as she whistled.

    As mistress of the estate, she managed the farms, the stables, and forty workers.

    UsageUsually with what she controls: mistress of the house, the dog's mistress. Alone, the word may suggest a lover.

  3. 3
    sexual role-playnouncountable
    A dominatrix: a woman who takes the dominant, controlling role in BDSM play.

    She works as a professional mistress, and her clients book sessions weeks in advance.

    Before any BDSM scene begins, the mistress and her partner agree on limits and a safe word.

    Similardominatrix

Practice

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Origin

Old French maistresse, the feminine form of maistre ("master") and the source of modern French maîtresse, passed into Middle English as maistresse. Looked at on the surface, it is mister plus -ess.