WordReference Random House Unabridged Dictionary of American English © 2025
gua•ra•na
(gwär′ə nä′, gwär′ə nä′),USA pronunciation n.
- Plant Biologya woody, climbing shrub Paullinia cupana, of the soapberry family, growing in parts of South America, having seeds that contain caffeine and are used in soft drinks.
- a drink containing extract of guarana seed.
- Tupi
- Portuguese)
- (1860–65