Efik Syllabification: (Ef·ik)Pronunciation: /ˈefik/Definition of Efik noun (plural same) 1a member of a people of southern Nigeria. 2the Benue-Congo language of the Efik, closely related to Ibibio, and used as a lingua franca. adjective relating to the Efik or their language. Origin:the name in EfikEfik in other Oxford dictionaries Definition of Efik in the British & World English dictionary