Definition of engining:
(n) :
The part of a car or other vehicle which provides the force for motion, now especially one powered by internal combustion.
(n) :
A complex mechanical device which converts energy into useful motion or physical effects.
(n) :
A person or group of people which influence a larger group; a driving force.
(n) :
(computing) A software or hardware system responsible for a specific technical task (usually with qualifying word).
(n) :
A self-powered vehicle used for moving cars along a track.
(n) :
(usually) A locomotive.