煞有介事 shà yǒu jiè shì 🔊 to make a show of being very much in… + Keep this word Meanings shà yǒu jiè shì to make a show of being very much in earnest (idiom)to act as if one is taking things very seriously Its characters 煞shāto terminate有yǒuto have; there isHSK 1介jièto introduce事shìthing; matterHSK 1