Webster's Revised Unabridged Dictionary · 1913

Tool

Tool (tol) , noun

[Old English tol,tool. Anglo-Saxon tōl; akin to Icelandic tōl, Gothic taijan to do, to make, taui deed, work, and perhaps to English taw to dress leather. r64.]

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 horse, did with his smarting tool Oft whip her dainty self. — Spenser
4.
A weapon. [Obsolete]
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

Tool , transitive verb

1.
To shape, form, or finish with a tool.
Elaborately tooled. — Ld. Lytton
2.
To drive, as a coach. [Slang, English]

Tool (tol) , intransitive verb

[Compare Tool, transitive verb, 2.]

To travel in a vehicle; to ride or drive. [Colloquial]
Boys on their bicycles tooling along the well-kept roads. — Illust. American