mop the floor with somebodyAmerican EnglishAmEBEAT/DEFEAT to completely defeat someone, for example in a game or argument 〔在比赛、辩论等中〕彻底击败某人 SYN British English wipe the floor with somebody We mopped the floor with the team from Pomona High. 我们把波莫纳高中队打得落花流水。
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