pronoun · dialectal equivalent of how or why (equivalent to 怎么 zěn​me)

你咋还没走？

pronoun, verb · (literary) to bite; to gnaw

听到这个惊人的消息，在场的人都不禁咋舌。

pronoun, verb · used in the word 咋呼 zhā​hu, meaning to shout, bluster, or make a racket

他总是喜欢在走廊里大声咋呼，吵得邻居不得安宁。