E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Maritornes (Spanish, bad woman).
A vulgar, ugly, stunted servant-wench, whom Don Quixote mistakes for a lords daughter, and her hair, rough as a horses tail, his diseased imagination fancies to be silken threads of finest gold. (Cervantes: Don Quixote.)