1. I〔相撲の決まり手〕the forty-eight techniques of winning in sumo
  1. II〔種々の駆け引き〕every possible trick
    • 彼は四十八手を使って相手の昇進を妨げようとした
    • 「He used all the tricks in the book [He did everything he could think of] to block his rival's promotion.