a box made of cardboard; opens by flaps on top
"She reached into her kitchen to grab the carton of milk before making breakfast."
An inexpensive, disposable box-like container fashioned from either paper, paper with wax-covering (wax paper), or other lightweight material.
"I accidentally left my milk carton in the freezer overnight, so now it has frozen solid and is impossible to open without breaking the cardboard."
To put in a carton.
"Please pack those eggs securely before putting them in a carton for shipment."
A surname.
"When we met Mr. Carton's family for dinner, I realized his last name was actually spelled Carten, not Carton."