MEA CULPA Meaning of MEA CULPA in English [ ˌmeɪə'kʊlpə , ˌmi:ə 'kʌlpə ]■ exclamation used as an acknowledgement of one's fault or error.OriginL., 'by my fault'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004