casanova

Short definition from Wiktionary

Noun

1. 1
   Alternative letter-case form of Casanova.
2. 2
   A man considered romantic and gallant, especially one who gives amorous attentions to women.
3. 3
   A promiscuous, philandering man.

Proper noun

1. 1
   A surname from the Romance languages, equivalent to English Newhouse.