a group of Native American peoples of S Mexico and Central America
a Uto-Aztecan language of central Mexico (see also Aztec)
via Spanish from Nahuatl Nahuatl, sing. of Nahua the Nahuatl people. Words from the Nahuatl language that were picked up by the Spanish conquistadores and settlers, and then passed into English, include avocado, cacao, chilli, chocolate, coyote, and tomato