Grindstone: meaning, definitions and examples

Used to describe a tool used to sharpen or shape objects, often in a figurative sense to imply hard work and perseverance.

• He keeps his nose to the grindstone to finish the project on time.
• The old blacksmith used a grindstone to sharpen his tools.

Commonly refers to a wheel made of abrasive material used for grinding and cutting materials, typically in industrial or workshop settings.

• The carpenter replaced the grinding wheel on his machine to shape the wood more precisely.
• Safety goggles should always be worn when working with a grinding wheel.

Used to describe a tool specifically for sharpening knives, scissors, and other cutting instruments, usually in more domestic or culinary settings.

• The chef used a sharpening stone to hone his knives before dinner service.
• A good sharpening stone can keep your kitchen knives in top condition.