势如破竹 shìrúpòzhú with irresistible force Origin Definitions Defs Strokes Stroke Words Sentences Sents 势 勢 shì nounverb power (bound form) power; influence; authority; momentum如 rú preposition to be like to be like; to be similar to; as if破竹 pòzhú irresistible Used to describe a force or momentum that progresses without any resistance; often part of the idiom 势如破竹 shìrúpòzhú