grindstone
[ grahynd-stohn ]
/ ˈgraɪndˌstoʊn /
noun
a rotating solid stone wheel used for sharpening, shaping, etc.
a millstone.
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Nearby words
Idioms
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
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web 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
another name for millstone
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
grindstone
Online Etymology Dictionary, © 2010 Douglas Harper
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.