The Collaborative International Dictionary of English v.0.48:

Bondmaid \Bond"maid`\ (-m[=a]d`), n. [Bond, a. or n. + maid.]
   A female slave, or one bound to service without wages, as
   distinguished from a hired servant.
   [1913 Webster]

WordNet (r) 3.0 (2006):

bondmaid
    n 1: a female bound to serve without wages [syn: bondwoman,
         bondswoman, bondmaid]
    2: a female slave [syn: bondwoman, bondswoman, bondmaid]