the GNU version of the Collaborative International Dictionary of English
a. & n. from race, v. t. & i.
The Century Dictionary and Cyclopedia
n. The running of races; the occupation or business of arranging for or carrying on races, especially between horses.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the sport of engaging in contests of speed
Word Usage
"The real opportunity for carbon footprint reduction in racing is likely not with the actual race event itself, but with educating the fanbase and actively promoting carbon footprint reduction within their ranks."