SUPERFLUITY Meaning of SUPERFLUITY in English n. (pl. -ies) 1. the state of being superfluous. 2 a superfluous amount or thing. Etymology: ME f. OF superfluit{eacute} f. LL superfluitas -tatis f. L superfluus: see SUPERFLUOUS Oxford English vocab. Оксфордский английский словарь. 2012