Power is many things from a personality trait to a force which moves machines and tools.
Power: ability to do or act; capability of doing or accomplishing something. Great or marked ability to do or act; strength; might; force.
Power: to supply with electricity or other means of power: Solar power is the conversion of sunlight into energy. The sun can power the world.
Power: to drive or push by applying power: She powered the car expertly up the winding mountain road.
Even Fred Flintstone had a power mower...
The Temptations - Power