score off

慣用表現俗語他動詞分離型

(transitive, inseparable, idiomatic, slang) To defeat (especially in an argument), get the better of, achieve a success over, gain an advantage or win points over, make a point to the detriment or at the expense of, make appear foolish. Sometimes with particle on (someone).

日本語の意味

（議論や競争などで）相手を打ち負かす、勝利すること。 / （特に議論において）相手より優位に立つ、勝利を収めること。 / 相手に損害を与えて、恥をかかせる、弱みを突くような行為をすること。

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During the debate, he tried to score off his rival by pointing out a glaring error.

Google翻訳 / DeepL翻訳

討論の最中、彼は目立った誤りを指摘して相手を論破しようとした。

詳細

意味（1）

The old hag never missed out on any opportunity to score off on her daughter-in-law.

Google翻訳 / DeepL翻訳

詳細

意味（2）

(transitive, separable, idiomatic) To delete or remove (especially from a list); to score out, strike out or strike off, cross out or cross off; to draw a line through.