teach a lesson

== English == === Pronunciation === === Verb === teach someone a lesson (third-person singular simple present teaches someone a lesson, present participle teaching someone a lesson, simple past and past participle taught someone a lesson) (idiomatic, informal) To punish someone for a serious transgression they have committed so that they do not commit it again. Synonyms: have someone's head, fix someone's wagon, nail someone to the wall; see also Thesaurus:punish ==== Translations ==== === See also === show someone who's boss