country on the W coast of Africa, surrounded on three sides by Senegal: formerly a British colony & protectorate, it became independent (1965) & a member of the Commonwealth: 4,361 sq mi (11,295 sq km); pop. 1,026,000; cap. Banjul
river in W Africa, flowing from N Guinea, through Senegal & Gambia, into the Atlantic: c. 700 mi (1,127 km)
See Gambia in American Heritage Dictionary 4
or The Gam·bi·a(gămˈbē-ə)
A country of western Africa lying along the Gambia River and surrounded, except for a short coastline on the Atlantic Ocean, by Senegal. Once a part of the Mali Empire, it became a British crown colony in 1843 and a British protectorate in 1894. Gambia achieved independence in 1965. From 1982 to 1989 it formed with Senegal the Confederation of Senegambia. Banjul is the capital. Population: 1,690,000.