OLIO Meaning of OLIO in English [ 'əʊlɪəʊ ]■ noun ( plural ~s ) 1》 a collection or miscellany. 2》 historical a variety act or show.OriginC17 (denoting a spicy Spanish stew): from Sp. olla 'stew'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004