reggaetonPronunciation: /ˈrɛgeɪtəʊn/Definition of reggaeton noun [mass noun] a form of dance music of Puerto Rican origin, characterized by a fusion of Latin rhythms, dancehall, and hip hop or rap. Origin: early 21st century: from reggae and Spanish -ton after -thon as in -athonreggaeton in other Oxford dictionaries Definition of reggaeton in the US English dictionary