新官上任三把火xīnguānshàngrènsānbǎhuǒMeanings1. (of a newly appointed official) to make bold changes on assuming office (idiom)Characters used新new官official上above任office三three把to hold火fireExamples1新官上任三把火xīnguānshàngrènsānbǎhuǒ。A new broom sweeps clean.