oversteer

From over- + steer.

oversteer (countable and uncountable, plural oversteers)

2. 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.

• understeer

oversteer (third-person singular simple present oversteers, present participle oversteering, simple past and past participle oversteered)

1. to lose the control of one's vehicle in a corner due to rear wheels sliding and not following the front wheels
2. to steer a vehicle too far in one direction.

• understeer