Tool ::
Tool (n.) 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..