Source : Webster's Revised Unabridged Dictionary (1913)

Quean \Quean\, n. [Originally, a woman, AS. cwene; akin to OS.
   quena, OHG. quena, Icel. kona, Goth qin?, and AS. cw['e]n,
   also to Gr. ? woman, wife, Skr. gn[=a] goddess. Cf. {Queen}.]
   1. A woman; a young or unmarried woman; a girl. [Obs. or
      Scot.] --Chaucer.

   2. A low woman; a wench; a slut. ``The dread of every
      scolding quean.'' --Gay.