hoist by one's own petard

形容詞

慣用表現

(idiomatic) Hurt or destroyed by one's own plot or device intended for another; "blown up by one's own bomb".

日本語の意味

自らの策略や仕掛けが裏目に出て、自分自身に損害を与えること。 / 自分で仕掛けた計略が逆効果となり、自滅してしまう状態を指す。

The hoist by one's own petard CEO was ruined when his plan to cheat competitors was exposed.

自ら仕組んだ策略で自滅したそのCEOは、競合他社を騙す計画が暴露されて身を滅ぼした。

意味（1）

(idiomatic) Hurt or destroyed by one's own plot or device intended for another; "blown up by one's own bomb".

He has no one to blame but himself; he was hoisted by his own petard.