<p><strong>Noun:</strong></p><ul><li>a river in South America, flowing E from the Peruvian Andes through N Brazil to the Atlantic Ocean: the largest river in the world in volume of water carried. 3,900 miles (6,280 km) long.</li><li>one of a nation of female warriors said to dwell near the Black Sea.</li><li>one of a fabled tribe of female warriors in South America.</li><li>a tall, powerful, aggressive woman.</li><li>Amazon ant: any of several green parrots of the genus Amazona, of tropical America, often kept as pets.</li></ul><p><strong>Trademark:</strong></p><ul><li>the brand name for a retail website, launched in 1995, that has expanded to include cloud computing and other services.</li></ul>