guarana

noun

1. A tree, Paullinia cupana, native to Venezuela and northern Brazil.
2. The fruit from this tree, chiefly used to make caffeinated beverages.

   “Brazilians consume more than six billion quarts of soft drinks a year, making Brazil the third-largest soft drink market in the world, after Mexico and the United States, and guarana-based drinks make up 25 percent of this market.”

3. An edible paste prepared from the seeds of the tree, formed into round or oblong cakes.