Unsex \Un*sex"\, v. t. [imp. & p. p. {Unsexed}; p. pr. & vb. n. {Unsexing}.] [1st pref. un- + sex.] To deprive of sex, or of qualities becoming to one's sex; esp., to make unfeminine in character, manners, duties, or the like; as, to unsex a woman. [1913 Webster]