grindstone

[ grahynd-stohn ]
See synonyms for grindstone on Thesaurus.com
noun
  1. a rotating solid stone wheel used for sharpening, shaping, etc.

  2. a millstone.

Idioms about grindstone

  1. keep / put one's nose to the grindstone, to work, study, or practice hard and steadily or to cause someone to do so: If I put my nose to the grindstone, I'll finish the job this week.

Origin of grindstone

1
1175–1225; Middle English. See grind, stone

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for grindstone

grindstone

/ (ˈɡraɪndˌstəʊn) /


noun
    • a machine having a circular block of stone or composite abrasive rotated for sharpening tools or grinding metal

    • the stone used in this machine

    • any stone used for sharpening; whetstone

  1. another name for millstone

  1. keep one's nose to the grindstone or have one's nose to the grindstone to work hard and perseveringly

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Idioms and Phrases with grindstone

grindstone

see nose to the grindstone.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.