アンパッサンアンパッサンMeanings1nounen passant (chess)A chess term borrowed from French. Refers to the special pawn capture rule.from Frenchアンパッサンは、ポーンが2マス進すすんだときにできる特とく別べつな取とり方かたです。En passant is a special capture that can be made when a pawn advances two squares.