a region of E Nigeria, formerly a local government region: seceded as an independent republic (1967–70) during the Civil War, but defeated by Nigerian government forces
2. Bight of Biafra
Biafra in American English
(biˈɑfrə; biˈæfrə)
1.
region of SE Nigeria, on the Bight of Biafra: seceded from Nigeria (1967-70) during unsuccessful war for independence
2.
Bight ofeastern part of the Gulf of Guinea, on the W coast of Africa