Dictionary.com
Thesaurus.com
Synonyms

speedway

1 American  
[speed-wey] / ˈspidˌweɪ /

noun

  1. a road or course for fast driving, motoring, or the like, or on which more than ordinary speed is allowed.

  2. a track on which automobile or motorcycle races are held.


Speedway 2 American  
[speed-wey] / ˈspidˌweɪ /

noun

  1. a town in central Indiana.


speedway British  
/ ˈspiːdˌweɪ /

noun

    1. the sport of racing on light powerful motorcycles round cinder tracks

    2. ( as modifier )

      a speedway track

  1. the track or stadium where such races are held

    1. a racetrack for cars

    2. a road on which fast driving is allowed

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of speedway

An Americanism dating back to 1890–95; speed + way 1