Definition of checkout

The word "checkout" originates from the process of checking out of a hotel, where guests would "check out" their belongings and settle their bill. This usage emerged in the late 19th century. The term later transitioned to the retail world in the early 20th century, referring to the point where customers would "check out" their purchases and pay. The word "check" in this context relates to verifying and confirming the items and payment. Today, "checkout" encompasses various contexts, including online shopping, where customers "check out" their virtual carts.