FIAFederation Internationale de L'Automobile, the Geneva-based governing body for worldwide motorsport. Regulates and controls all the major racing and rallying activity, except events held in the United States.
FILL THE MIRRORSA driver is pressuring another driver so feverishly that the pursuer fills the rear-view mirror.
FIRE SUITFire-resistant clothing that is required apparel for drivers as well as crewmembers and anyone else in the pits during a race.
FLAGMANThe person standing on the tower above the Start/Finish Line who controls the race with a series of flags.
FLAT SPOTWhen drivers lock up brakes, they expose one area of their tires to excessive wear causing flat spots to develop. Flat spots lead to vibrations, which may require a tire stop.