capricciosoPronunciation: /kəˌprɪtʃɪˈəʊzəʊ, -səʊ/Definition of capriccioso adverb & adjective Music (especially as a direction) in a free and impulsive style. Origin:Italian, literally 'capricious', from capricciocapriccioso in other Oxford dictionaries Definition of capriccioso in the US English dictionary