LUO Meaning of LUO in English [ 'lu:əʊ ]■ noun ( plural same or ~s ) 1》 a member of an East African people of Kenya and the upper Nile valley. 2》 the Nilotic language of the ~.Originthe name in ~. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004