CHASTISE Meaning of CHASTISE in English v.tr. 1 rebuke or reprimand severely. 2 punish, esp. by beating. chastisement n. chastiser n.[ ME, app. irreg. formed f. obs. verbs chaste, chasty: see CHASTEN ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012