a fat fat fat fatty pig that needs to go to their refrigerator any opportunity they get. They eat everything in their sight including buffets and the whole mcdonalds menu
A "Bigback" is a person that eats large amounts of food in one sitting, while eating large amounts of food, people call it "Bigbacking". This term is often used with friends, but it can sound offencive if you call a stranger a "Bigback".