Gobble up Definition 1 of 3Pro Tip 1/3Informal Context Used in casual situations, often when speaking with friends or family. At the picnic, he gobbled up the sandwiches. Pro Tip 2/3Ravenous Eating Implies eating with great appetite or hunger, as if one can't get enough. After the game, she gobbled up her pizza slice. Pro Tip 3/3Speedy Eating Highlights the speed of eating, often neglecting manners or etiquette. He always gobbles up his breakfast so he won't be late.