Gulf of Guinea - a gulf off the southwest coast of AfricaBioko - an island in the Gulf of Guinea that is part of Equatorial Guinea Atlantic, Atlantic Ocean - the 2nd largest ocean; separates North and South America on the west from Europe and Africa on the east Bight of Benin - a broad indentation of the Gulf of Guinea in western Africa gulf - an arm of a sea or ocean partly enclosed by land; larger than a bay |