The American Heritage® Dictionary of the English Language, 4th Edition
n. Offensive Slang Used as a disparaging term for a foreign woman in Latin America, especially an American or English woman.
Word Usage
"Here in Yucatan where an overweight person is called fatty, a one eyed person is called one eye, a dark person is called blackie, where we have a popular local band called “Nigga” worrying about being called a gringa is the least of my worries."