Definition of jig borer
: a precision machine tool resembling a vertical milling machine, equipped with sensitive adjustments for the table and the position of the cutting tool, and used especially for locating and drilling or boring holes in jigs
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of jig borer
Seen and Heard
What made you want to look up jig borer? Please tell us where you read or heard it (including the quote, if possible).