A cheeseburger with lettuce and tomato.
cheeseburger definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a hamburger with a slice of cheese melted onto the beef patty
Origin: cheese plush -burger
cheeseburger definition by American Heritage Dictionary
A hamburger topped with melted cheese.