A tree, scientific name Paullinia cupana, native to Venezuela and northern Brazil.(noun)
The fruit from this tree.(noun)
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Use "guarana" in a sentence
"The “new” supplement Bill had discovered was actually a well-known South American herb called guarana."
"The vodka isn't flavored, and you can't taste the guarana, which is a South American plant rich in caffeine."
"You look through all the different herbal ingredients, and one good example is guarana, which is present in products like Red Bull and Rock Star and Full Throttle."