Cup sizes from smallest to largest are 1/8 cup, 1/4 cup, 1/3 cup, 1/2 cup and 1 cup. Standard measuring spoon sizes are 1/4 teaspoon, 1/2 teaspoon, 1 teaspoon, 1/2 tablespoon and 1 tablespoon.
The answer is simple: it’s a “Grande,” meaning it’s a 16-ounce cup. So be prepared to order a drink you want a lot of, ...