tiger's-claw

noun

plural tiger's-claws

: a boring rod or rifling rod in which the tool is sheathed on entering the bore and is automatically thrust outward on the cutting stroke

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now