不买帐bù mǎi zhàng

give no weight (/heed)to (sb’s instructions/directions,etc); not accept it; not buy it; not go for it; not take one’s hat off;think nothing of sb; be unwilling to accept sb’s authority (/superiority in sth) over oneself
❍ 在群众面前把你的资格摆得越老，越 个“英雄”，越要出卖这一套，群众就越不买你的帐。(《毛泽东选集》808) The more you put on the airs of a veteran before the masses and play the “hero”，the more you try to peddle such stuff to the masses,the less likely they are to accept it.