Definition of virginity noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. The meaning of VIRGINITY is the quality or state of being virgin. How to use virginity in a sentence. Virginity is a social construct that denotes the state of a person who has never engaged in sexual intercourse. [1][2] As it is not an objective term with an operational definition, [3] social definitions of what constitutes virginity, or the lack thereof, vary. For females, virginity used to be defined by an intact “hymen.” The hymen is located about a half-inch inside the vagina. Not all girls are born with hymens, which makes this definition of ...