捨すて牌はいalso: すてパイMeanings1noundiscarded tilesmahjongMahjong term for tiles a player discards during play. Often used in phrases like 捨て牌を読む (read the discards).彼かれの捨すて牌はいから、待まち牌はいを推すい測そくした。I guessed his winning tile from his discards.