jaleoEnglishOxford New American Dictionaryjaleo /häˈlāō , hɑˈleɪoʊ / ▸ noun (plural jaleos) a lively dance of Andalusian origin, or the music or handclapping which accompanies it. ▪ a fast instrumental chorus in merengue music. – ORIGIN mid 19th century: Spanish, literally ‘halloo’.