1. motorsport or racing involving automobiles, especially as an organized competitive activity or industry
Usage: chiefly British; often used as a mass noun or in attributive position

Examples

• He has been involved in autosport for over twenty years.
• The autosport industry attracts millions of fans worldwide.
• She competed in various autosport events throughout Europe.
• Autosport sponsorships have become increasingly valuable to manufacturers.
• The magazine covers the latest news in autosport and racing.