noun
auto race; motorcycle speedway racing (gambling sport)
Refers specifically to the Japanese professional motorcycle speedway racing and betting sport, not general car racing.
週末にオートレースを見に行った。
I went to watch the auto race over the weekend.
オートレースは公営ギャンブルの一つだ。
Auto race is one of the public gambling sports.
Loanword from English 'auto race', referring specifically to the Japanese motorcycle speedway gambling sport.