—v., -drove, -driv•en, -driv•ing,
1. to push or carry to excess; overwork.
2. to drive too hard.
1. Mach., Auto.a device containing a gear set at such ratio and arrangement as to provide a drive shaft speed greater than the engine crankshaft speed.
2. Informal.an intense state of activity or productivity: The political campaign has shifted into overdrive.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.