the tendency of a motor vehicle, esp. a race car, to have its front tires slide outward on a turn
intransitive verbun·der·steered, un·der·steer·ing, un·der·steers
To turn less sharply than the operator would expect. Used of vehicles, especially automobiles.
The tendency of a vehicle to understeer.
(third-person singular simple present understeers, present participle understeering, simple past and past participle understeered)