SUPERFLUITY Meaning of SUPERFLUITY in English n. (pl. -ies) 1 the state of being superfluous. 2 a superfluous amount or thing. [ ME f. OF superfluité f. LL superfluitas -tatis f. L superfluus: see SUPERFLUOUS ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012