A group of people identified as distinct from other groups because of supposed physical or genetic traits shared by the group. Most biologists and anthropologists do not recognize race as a biologically valid classification, in part because there is more genetic variation within groups than between them, A breed or strain, as of domestic animals, A series of such competitions held at a specified time on a regular course, intransitive verb_ To cause to compete in a race, To transport rapidly or at top speed; rush, To cause (an engine with the gears disengaged, for example) to run swiftly or too swiftly