SUPERFLUOUS Meaning of SUPERFLUOUS in English superfluous BrE AmE su ˈpɜːf lu‿əs sju- AmE \ -ˈpɝːf- (!)▷ superfluous|ly li▷ superfluous|ness nəs nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012