Quickly, rapidly, immediately. Especially as a musical direction.
Origin
Mid 17th century; earliest use found in John Day. From Italian subito quickly, rapidly, immediately from classical Latin subitō suddenly, unexpectedly, at short notice, quickly, use as adverb of ablative of subitus.
Definition of subito in US English:
subito
adverbˈsuːbɪtəʊ
Quickly, rapidly, immediately. Especially as a musical direction.
Origin
Mid 17th century; earliest use found in John Day. From Italian subito quickly, rapidly, immediately from classical Latin subitō suddenly, unexpectedly, at short notice, quickly, use as adverb of ablative of subitus.