Other forms: cartons
A carton is a cardboard box or package. A pint of cream often comes in a carton.
There are many different kinds of cartons, but most of them are packaging for some kind of consumer product, particularly food. There are egg cartons, milk cartons, and cigarette cartons, all of which are different shapes and made out of slightly different types of paperboard or lightweight cardboard. Carton has its root in the Medieval Latin word carta, "paper."