What is big gulp?

Big Gulp is a brand of convenience store soft drink served in a large, typically 32-ounce cup. It is sold by the 7-Eleven convenience store chain and comes in a variety of flavors, including cola, lemonade, fruit punch, and more. The Big Gulp has become a popular option for those looking for a larger, more affordable drink option compared to typical soda sizes. The name "Big Gulp" comes from the action of taking a large gulp or sip of the drink due to its size. It has been a staple of 7-Eleven stores for many years and is known for its iconic collectible cups.