Source : Webster's Revised Unabridged Dictionary (1913)

Masseur \Mas`seur"\, n. m., Masseuse \Mas`seuse"\, n. f.,][F.,
   or formed in imitation of French. See {Massage}.] (Med.)
   One who performs massage.

Masseuse \Mas`seuse"\ (m[.a]*s[^u]z"), n.; pl. {-seuses} (F.
   -s[^u]z"). [F.]
   A woman who practices massage.

Source : WordNet®

masseuse
     n : a female massager