Driv·ing, a.
1. Having great force of impulse; as, a driving wind or storm.
2. Communicating force; impelling; as, a driving shaft.
Driving axle, the axle of a driving wheel, as in a locomotive.
Driving box Locomotive, the journal box of a driving axle. See Illust. of Locomotive.
Driving note Mus., a syncopated note; a tone begun on a weak part of a measure and held through the next accented part, thus anticipating the accent and driving it through.
Driving spring, a spring fixed upon the box of the driving axle of a locomotive engine to support the weight and deaden shocks. [Eng.] --Weale.
Driving wheel Mach., a wheel that communicates motion; one of the large wheels of a locomotive to which the connecting rods of the engine are attached; -- called also, simply, driver. See Illust. of Locomotive.
driving axle
n : the axle of a self-propelled vehicle that provides the
driving power [syn: live axle]