from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To turn more sharply than the operator would expect. Used of vehicles, especially automobiles.
- n. An instance of oversteering.
- n. A tendency to oversteer.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The condition in which the rear wheels of a car don't follow the desired curve while cornering, the rear wheels losing a degree of traction and so skidding off the required line into a spin.
- v. to lose the control of one's vehicle in a corner due to rear wheels sliding and not following the front wheels
over + steer (Wiktionary)