Attic Syllabification: (At·tic)Pronunciation: /ˈatik/Definition of Attic adjective of or relating to Athens or Attica, or the dialect of Greek spoken there in ancient times. noun the dialect of Greek used by the ancient Athenians, the chief literary form of classical Greek. Origin: late 16th century: via Latin from Greek AttikosAttic in other Oxford dictionaries Definition of Attic in the British & World English dictionary