Prime mover

What is Prime mover?

Prime mover definition and meaning on Dictionary terms:
Mechanics. the initial agent, as wind or electricity, that puts a machine in motion.a machine, as a water wheel or steam engine, that receives and modifies energy as supplied by some natural source.

means of towing a cannon, as an animal, truck, or tractor.
Also called unmoved mover. Aristotelianism. that which is the first cause of all movement and does not itself move.
a person or thing that initiates or gives power and cohesion to something, as an idea, endeavor, or organization.