>>1 >>2 that too, the word "Baccano" is Italion and translated into English means is a "din" or noise.
https://www.collinsdictionary.com/dictionary/italian-english/baccano
https://dictionary.cambridge.org/dictionary/italian-english/baccano
fyi this should have been posted in the random board or even the on going thread for the Anime Baccano.
/sage