No Longer Au Courant' is an expression that means something is no longer fashionable or up-to-date. The crossword solutions for this term are FADED, PASSE, and DATED, all of which have five letters. FADED means to become less bright or intense, while passe means out of date or no longer fashionable. DATED means to be old-fashioned or out of style. All three words describe something that is no longer au courant.