The Collaborative International Dictionary
Scrub race
Scrub \Scrub\ (skr[u^]b), a. Mean; dirty; contemptible; scrubby.
How solitary, how scrub, does this town look!
--Walpole.
No little scrub joint shall come on my board.
--Swift.
Scrub game, a game, as of ball, by unpracticed players.
Scrub race, a race between scrubs, or between untrained animals or contestants.