un ‧ a ‧ pol ‧ o ‧ get ‧ ic /ˌʌnəpɒləˈdʒetɪk◂ $ -pɑː-/ BrE AmE adjective
not feeling or saying you are sorry for something you have done, especially when other people would expect you to feel or say sorry
unapologetic about
He is entirely unapologetic about the violence in his movies.