shaft

noun

1.
a line that forms the length of an arrow pointer
2.
an aggressive remark directed at a person like a missile and intended to have a telling effect
3.
a long rod or pole (especially the handle of an implement or the body of a weapon like a spear or arrow)
5.
the main (mid) section of a long bone
8.
a vertical passageway through a building (as for an elevator)
9.
(architecture) upright consisting of the vertical part of a column
Derived from:
shaft
10.
a long vertical passage sunk into the earth, as for a mine or tunnel
11.
a revolving rod that transmits power or motion
12.
the hollow spine of a feather