boring mill


noun

Metalworking. a machine for boring large holes in heavy work, having a table on which the work rotates while the hole is bored vertically.

Origin of boring mill

First recorded in 1825–35

Words nearby boring mill

British Dictionary definitions for boring mill

boring mill

noun

engineering a large vertical lathe having a rotating table on which work is secured. Tools are held on a fixed post and the work is rotated around it Also called (informal): roundabout