Definitions of Congo:

• noun:   a republic in west-central Africa; achieved independence from France in 1960
• noun:   a republic in central Africa; achieved independence from Belgium in 1960
• noun:   a major African river (one of the world's longest); flows through Congo into the South Atlantic
• noun:   black tea grown in China
• name:  A surname (very rare: popularity rank in the U.S.: #32219)