Abba1 Syllabification: (Ab·ba)Pronunciation: /ˈäbä, ˈabä/Definition of Abba noun (in the New Testament) an intimate term for God as father. (in the Syrian Orthodox and Coptic churches) a title given to bishops and patriarchs. Origin:via Greek from Aramaic ῾abbā 'daddy'Abba in other Oxford dictionaries Definition of Abba in the British & World English dictionary