Of an engine, a motor vehicle, etc.: modified for higher performance.
Intoxicated by alcohol or drugs.
Excited.
Improved.
Of a racehorse: injected with a substance to make it run faster or to change its temperament.
Causing or relating to increased speed.
Very, super, etc.; usually relating to a qualitative value (as opposed to quantitative).
With rapidly-increasing blind levels.
To autofire.
a turbine
A turban shell.
Autofire.