颠扑不破 | diān pū bù pò | solid / irrefutable / incontrovertible / indisputable / unbreakable | |
凿 | záo | chisel / to bore a hole / to chisel or dig / (literary) (bound form) certain / authentic / irrefutable / also pr. [zuo4] | |
铁证如山 | tiě zhèng rú shān | irrefutable evidence | |
确凿不移 | què záo bù yí | established and irrefutable (idiom) | |
不易之论 | bù yì zhī lùn | perfectly sound proposition / unalterable truth / irrefutable argument | |
求锤得锤 | qiú chuí dé chuí | (neologism c. 2017) (slang) to demand proof of what one believes to be an unfounded accusation only to have irrefutable evidence duly supplied | |
实锤 | shí chuí | (neologism c. 2014) (slang) solid proof / irrefutable evidence |