I. ˈyünə̇ˌseks noun
Etymology: uni- + sex (I)
: the quality or state of not being distinguishable (as by hair or clothing) as to sex
II. " adjective
1. : not distinguishable as male or female
a unisex face
2. : suitable or designed for both males and females
unisex clothes
also : being the same for both males and females
unisex insurance rates