Noun

1. A main course of a meal, made of a mixture of ground meat (beef, pork, veal, etc., or a combination thereof) bread (breadcrumbs, cracker crumbs) with seasonings and vegetables such as onion, formed into a loaf or fitted into a loaf pan and baked, then served in slices.

   For his meatloaf, he mixed the meat, eggs, chopped onion, breadcrumbs, tomato sauce and a can of beer according to the instructions, then diced in an apple he had laying around.