LLANERO Meaning of LLANERO in English [ la'nɛ:rəʊ , lj- ]■ noun ( plural ~s ) (in South America) an inhabitant of a llano (grassy plain), especially one who works as a cowboy.Originfrom Sp. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004