Handler and Machine

handler

One who trains or exhibits animals.
- synonyms: animal trainer
An agent who handles something or someone.
- usage: "the senator's campaign handlers"
Sports) someone in charge of training an athlete or a team. (.
- synonyms: coach, manager

machine

Any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks.
An efficient person.
- usage: "the boxer was a magnificent fighting machine"
An intricate organization that accomplishes its goals efficiently.
- usage: "the war machine"
A device for overcoming resistance at one point by applying force at some other point.
- synonyms: simple machine
A group that controls the activities of a political party.
- usage: "he was endorsed by the Democratic machine"
- synonyms: political machine
A motor vehicle with four wheels; usually propelled by an internal combustion engine.
- usage: "he needs a car to get to work"
- synonyms: car, auto, automobile, motorcar

Turn, shape, mold, or otherwise finish by machinery.
Make by machinery.
- usage: "The Americans were machining while others still hand-made cars"

(n.) A combination of persons acting together for a common purpose, with the agencies which they use; as, the social machine.
(n.) In general, any combination of bodies so connected that their relative motions are constrained, and by means of which force and motion may be transmitted and modified, as a screw and its nut or a lever arranged to turn about a fulcrum or a pulley about its pivot, etc.; especially, a construction, more or less complex, consisting of a combination of moving parts or simple mechanical elements, as wheels, levers, cams, etc., with their supports and connecting framework, calculated to constitute a prime mover or to receive force and motion from a prime mover or from another machine, and transmit, modify, and apply them to the production of some desired mechanical effect or work, as weaving by a loom or the excitation of electricity by an electrical machine.
(n.) A person who acts mechanically or at will of another.
(n.) Any mechanical contrivance, as the wooden horse with which the Greeks entered Troy; a coach; a bicycle.
(n.) A political organization arranged and controlled by one or more leaders for selfish, private or partisan ends.
(n.) Supernatural agency in a poem or a superhuman being introduced to perform some exploit.
(v.t.) To subject to the action of machinery; to effect by aid of machinery; to print with a printing machine.

Webster's Revised Unabridged Dictionary