Origin:
earlier condam, quondam < It guantone < guanto, a glove < Frank *want, glove, mitten (> Fr gant)
See condom in American Heritage Dictionary 4
noun
A flexible sheath, usually made of thin rubber or latex, designed to cover the penis during sexual intercourse for contraceptive purposes or as a means of preventing sexually transmitted diseases.
A similar device, consisting of a loose-fitting polyurethane sheath closed at one end, that is inserted intravaginally before sexual intercourse. Also called female condom.