The meaning of Speedway

noun

A form of motorcycle racing in which the riders race several laps around an oval dirt track, typically in a stadium.

Usage examples:

When i used to race for southampton in speedway my number was always seven.

noun

A road or track used for motor-car racing.

Usage examples:

She also sponsors a racecar at the local speedway.

noun

(a special racing track used for) the sport of racing special cars, or light motorcycles without brakes