久攻不下 jiǔgōngbùxià to attack without success Definitions Defs Origin Strokes Stroke Words Sentences Sents 久 jiǔ adjective long of a long duration; for a long time攻 gōng verbnoun to attack to attack; to assault; to launch an offensive不下 bùxià to be unable to capture to be unable to conquer or seize a position, city, or stronghold