Definitions for oversteerˈoʊ vərˌstɪər; ˌoʊ vərˈstɪər
Random House Webster's College Dictionary
o•ver•steerˈoʊ vərˌstɪər; ˌoʊ vərˈstɪər(n.; v.)
a tendency of an automobile to turn more sharply than the driver intends.
(v.i.)to exhibit oversteer.
Origin of oversteer:
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.
to lose the control of one's vehicle in a corner due to rear wheels sliding and not following the front wheels
Origin: over + steer