D defs.my
Entry 2 senses Webster, 1913

Vixen

/vĭk'-sĭn/ · Vix·en · IPA /ˈvɪk.sən/
01 n. A female fox.
  1. 1.
    A female fox.[Obs. or Prov. Eng.]
  2. 2.
    A cross, ill-tempered person; -- formerly used of either sex, now only of a woman.
    “She was a vixen when she went to school.” Shak.