A round patty of ground beef, fried or grilled and typically served on a bun or roll and garnished with various condiments.
Would you like a hamburger for lunch?
He ordered a cheeseburger with fries.
The restaurant is famous for its juicy hamburgers.
Vegetarians can enjoy a veggie burger instead of a hamburger.
A classic hamburger usually includes lettuce, tomato, and onions.
