Grindstone definitions

Grindstone

1) Blade sharpener 2) Place for your nose 3) Sharpener 4) Sharpening wheel 5) Something to give you an edge 6) Stone 7) Symbol of hard work 8) Tool for a blacksmith 9) Useful item on the farm 10) Where to get the edge 11) Windows-only freeware
Found on https://www.crosswordclues.com/clue/grindstone

Grindstone

A grindstone is a round sharpening stone used for grinding or sharpening ferrous tools. They are usually made from sandstone. Grindstone machines usually have pedals in which to speed and slow the stone to sharpen metal to the point of perfection. A rotary grindstone − the earliest representation thereof, which is operated by a crank handle, is ...
Found on http://en.wikipedia.org/wiki/Grindstone

Grindstone

[time tracking software] Grindstone is a free Microsoft Windows desktop application that allows users to create and organize tasks and to track time. The application features a Task List window for managing tasks and time, a desktop gadget-like stopwatch for controlling the timer, and can produce reports and detect when the user is away. In...
Found on http://en.wikipedia.org/wiki/Grindstone_(time_tracking_software)

Grindstone

• (n.) A flat, circular stone, revolving on an axle, for grinding or sharpening tools, or shaping or smoothing objects.
Found on http://thinkexist.com/dictionary/meaning/grindstone/

Grindstone

Grind'stone` noun A flat, circular stone, revolving on an axle, for grinding or sharpening tools, or shaping or smoothing objects. To hold, pat, or bring one's nose to the grindstone , to oppress one; to keep one in a condition of servitude. « They might be asham...
Found on http://www.encyclo.co.uk/webster/G/59

Grindstone

A grindstone is a cylindrical stone, on which sharpening, cutting, and abrasion are effected by the convex surface while the stone is revolving on its axis. They are made of sandstone, or sandstone grit of various degrees of fineness. Good stones are obtained in various parts of England, especially from the coal districts of Northumberland, Newcast...
Found on http://www.probertencyclopaedia.com/browse/AG.HTM