grindstone

[ grahynd-stohn ]
/ ˈgraɪndˌstoʊn /

noun

a rotating solid stone wheel used for sharpening, shaping, etc.
a millstone.

Idioms for grindstone

    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

1175–1225; Middle English. See grind, stone

Words nearby grindstone

Example sentences from the Web for grindstone

British Dictionary definitions for grindstone

grindstone
/ (ˈɡraɪndˌstəʊn) /

noun

  1. a machine having a circular block of stone or composite abrasive rotated for sharpening tools or grinding metal
  2. the stone used in this machine
  3. 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

Idioms and Phrases with grindstone

grindstone

see nose to the grindstone.