1540s, literally "of or pertaining to the Italian city of Florence," from Latin Florentinus, from Florentia, the Roman name of the city (see Florence). Earliest reference in English is to a type of textile fabric. As a noun from 1590s.
1. Florentine women rouged their earlobes.
2. He was extolled as the founder of their Florentine school.
3. Florentine navigator who explored the coast of South America; America was named in his honor (1604-1512).
4. He was not unlikely to get into the best Florentine society.
5. To be shaved was a fashion of Florentine respectability.