ambisexual (adj.) Look up ambisexual at Dictionary.com
"unisex" (of clothing), also "bisexual," 1912 in the jargon of psychology, from ambi- + sexual. Ambosexous (1650s) and ambosexual (1935) both were used in the sense "hermaphrodite." Ambisextrous is recorded from 1929 as a humorous coinage based on ambidextrous.