tool

tool is a Noun

Definition:

[1] An instrument such as a hammer, saw, plane, file, and the like, used in the manual arts, to facilitate mechanical operations; any instrument used by a craftsman or laborer at his work; an implement; as, the tools of a joiner, smith, shoe-maker, etc.; also, a cutter, chisel, or other part of an instrument or machine that dresses work.

[2] A machine for cutting or shaping materials; -- also called machine tool.

[3] Hence, any instrument of use or service. That angry fool . . . Whipping her house, did with his amarting tool Oft whip her dainty self. Spenser.

[4] A weapon. [Obs.] Him that is aghast of every tool. Chaucer.

[5] A person used as an instrument by another person; -- a word of reproach; as, men of intrigue have their tools, by whose agency they accomplish their purposes. I was not made for a minion or a tool. Burks.