Definition of doxies:
(n) :
(colloquial) A defined opinion.
(n) :
(informal) A dachshund.
(n) :
(archaic, Thieves' Cant) A sweetheart; a prostitute or a mistress.
(n) :
(fantasy) An aggressive creature similar to a fairy.
(n) :
(informal, pharmacology) Clipping of doxycycline. [(pharmacology) A broad-spectrum antibiotic C₂₂H₂₄N₂O₈ of the tetracycline class, which has a long half-life in the body and used orally to treat various bacterial infections.]