IROKO Meaning of IROKO in English [ ɪ'rəʊkəʊ , i:- ]■ noun ( plural ~s ) a tropical African hardwood tree producing pale wood. [ Chlorophora excelsa and related species.]OriginC19: from Yoruba. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004