SAAB
n. C / Un. a famous Swedish company that makes cars and airplanes. While they no longer make new cars, many people still drive their older, unique models.
n. A Swedish aerospace and defence company, formerly also a manufacturer of automobiles. Refers either to the brand or to a specific vehicle.
He drives an old silver Saab that he fixed himself.
The company started as an aircraft manufacturer before expanding into the automotive industry after World War II.
Although the automotive division declared bankruptcy and ceased production, the aerospace branch remains a global leader in developing advanced fighter jets and electronic warfare systems.
When referring to the company, it is a proper noun; when referring to a car, it is a countable noun.