grind - definition and synonyms

 
 
verb 

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/ɡraɪnd/
present tense
I/you/we/theygrind
he/she/itgrinds
present participlegrinding
past tenseground
past participleground
  1. 1

    grind

    or

    grind up

    [transitive] to break something into very small pieces or powder, by using a machine or by crushing it between two hard surfaces

    The mill was used for grinding corn until the 17th century.

     Synonyms and related words
  2. 2
    [transitive] to press something down onto a surface using a lot of force

    She ground a half-smoked cigarette into the ashtray.

  3. 3
    [transitive] to make something such as a knife smooth or sharp by rubbing it against a hard surface
     Synonyms and related words
  4. 4
    [intransitive] if a machine or vehicle grinds, it moves or works slowly, noisily, and with difficulty

    A truck came grinding up the hill.

    1. a.
      [intransitive/transitive] if parts of a machine grind, or if someone grinds them, they rub together and make an unpleasant noise
See also