1. a tropical African tree that produces nuts containing caffeine, used in beverages and as a flavoring
Usage: also called kola nut or cola nut; the tree is native to West Africa
2. the nut of the kola tree, chewed as a stimulant or used to flavor drinks
Usage: contains caffeine and theobromine

Examples

• The kola tree grows in the rainforests of West Africa.
• Kola nuts have been chewed for centuries in traditional African cultures.
• The caffeine in kola was originally used to flavor cola drinks.
• Kola nuts are still sold in markets across West Africa as a stimulant.
• The kola tree can grow up to 60 feet tall in its native habitat.
• Some people chew kola nuts to increase alertness and energy.