While the exact origins are unknown, according to u003ca href=u0022https://www.nationalgeographic.com/culture/food/the-plate/2016/02/23/the-thirst-quenching-history-of-the-margarita/u0022u003eNational Geographicu003c/au003e, it is believed that the cocktail is inspired by a drink called The Daisy which is cocktail made with liquor, citrus juice, and grenadine poured over shaved ice that was very popular in the 30's and 40's. The word u0022margaritau0022 is Spanish for the word u0022daisy.u0022