PRIMA FACIE Meaning of PRIMA FACIE in English [ ˌprʌɪmə'feɪʃɪi: ]■ adjective & adverb Law at first sight; accepted as so until proved otherwise.OriginL., from primus 'first' + facies 'face'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004