a native or inhabitant of Mexico
"The Mexican chef welcomed all visitors to her family's traditional restaurant in Oaxaca."
A Mexica; an Aztec.
"The ancient historian described the Mexican city of Tenochtitlan as the heart of the Mexica empire before its fall to Spanish conquistadors."
Of or pertaining to the Mexica people.
"The historical debate often focuses on whether terms like Aztec and Mexican are interchangeable when referring specifically to the Mexica people."
In plain English: Mexican describes anything that comes from Mexico, such as its people, culture, food, or language.
"She made delicious Mexican food for our dinner party."
The Mexican dialect of Spanish.
"The translator explained that many colloquialisms in his text are unique to the Mexican dialect of Spanish."
The word comes from the Spanish mexicano, which was formed by adding a suffix to the Nahuatl word for "a Mexica." It originally referred to a person from Mexico.