What does hamburger mean?
Hamburger can mean "a round patty of ground beef that is fried or grilled," or "ground beef."
Traditionally, a hamburger is served on a bun with condiments like ketchup, mustard, mayo, or pickles, tomato, lettuce and onions. They can be also served with cheese.
Hamburgers can sometimes consist of pork or turkey, but in that case, they are either called a turkey burger or a pork hamburger.