Why are there more male hyperpolyglots? One answer is that speaking a lot of languages is a geek macho thing (...) It seemed that a woman is less likely to say she "speaks" or "knows" a language if she studied it at some point in the past, while a man, wanting to display his giant repertoire, would include it.
Michael Erard, Babel No More: The Search for the World's Most Extraordinary Language Learners
language, polyglots