Wiktionary
world car
n. Any car designed for, or achieving, worldwide sales using the same platform and components, often with a variety of body styles.
Wikipedia
World car
The phrase world car is used to describe an automobile designed for, or achieving, worldwide sales using the same platform and components, often with variety of body styles. Examples include the Ford Mondeo and Focus and modern no-frills cars such as the Fiat Palio, Dacia Logan and VW Fox.