- lit. use sb's spear to attack his shield (idiom, derived from Han Feizi 韓非子|韩非子); turning a weapon against its owner
- fig. to attack an opponent using his own devices
- hoist with his own petard
Generated definitions (experimental)
- use sb's spear to attack his shield
This idiom describes the situation where someone is attacked or harmed by their own actions or tactics, effectively turning the opponent's strength against them.
Generated collocations (experimental)
yǐ以zǐ子zhī之máo矛gōng攻zǐ子zhī之dùn盾to attack an opponent using his own devicesyǐ以zǐ子zhī之máo矛duì对Fù付zǐ子zhī之dùn盾to use one's own weapons against oneselfyǐ以zǐ子zhī之máo矛fǎn jī反击to counterattack using one's own methodslì yòng利用duì shǒu对手de的ruò diǎn弱点to exploit the opponent's weaknessesyòng用tā rén他人de的yán lùn言论gōng jī攻击tā rén他人to use someone else's words against themyòng用duì fāng对方de的cè lüè策略fǎn zhì反制duì fāng对方to counter the opponent's strategy with their ownyǐ以qí其rén人zhī之dào道Huán还zhì治qí其rén人zhī之shēn身to pay back someone in their own coinshǐ使duì fāng对方zì shí qí guǒ自食其果to make someone suffer the consequences of their own actionsyǐ以zǐ子zhī之máo矛zì自xiàn陷to entrap oneself with one's own devicesjiē shì揭示duì shǒu对手de的máo dùn矛盾to expose the contradictions of the opponentyīn guǒ因果Xiāng相bào报to give back what one receivesyǐ以jǐ己zhī之cháng长jī击bǐ彼zhī之duǎn短to use one's strengths to attack the other's weaknesses