the.com/speedway

means A racetrack built for motorcycles or cars to compete at high speed, typically oval and purpose-built for racing rather than regular traffic.

from A straightforward 19th-to-early-20th-century compound of 'speed' plus 'way' (as in roadway, highway), coined as motorized racing needed a word for its dedicated track — first for bicycles and horses, then cars and motorcycles. No hidden story here: it's exactly what it says, a way made for speed.