The Collaborative International Dictionary of English v.0.48:

one-woman \one-woman\ adj.
   Designed for or restricted to a single person; same as
   one-man, but used when the person in question is female, or
   to avoid sexist language; as, a one-woman submarine; a
   one-woman show.

   Syn: one-man, one-person.
        [WordNet 1.5 +PJC]

WordNet (r) 3.0 (2006):

one-woman
    adj 1: designed for or restricted to a single person; "a one-man
           show"; "a one-person tent"; "Sarah Silverman's hilarious
           one-woman show" [syn: one-man(a), one-person(a),
           one-woman(a)]