QUID PRO QUO Meaning of QUID PRO QUO in English [ ˌkwɪd prəʊ'kwəʊ ]■ noun ( plural ~s ) a favour or advantage given in return for something.OriginL., 'something for something'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004