drachma Syllabification: (drach·ma)Pronunciation: /ˈdräkmə/Definition of drachma noun (plural drachmas or drachmae /-mē/) the basic monetary unit of Greece (until the introduction of the euro), notionally equal to 100 lepta. a silver coin of ancient Greece. Origin:via Latin from Greek drakhmē, an Attic weight and coin. Compare with dirham and drachmdrachma in other Oxford dictionaries Definition of drachma in the British & World English dictionary