grind down

phrasal verb

Definition of grind down 

1 : to make (something hard) smaller and smoother by gradually rubbing off tiny bits The old dog's teeth had been ground down by use.

2 : to weaken or destroy (someone or something) gradually Poverty ground her spirit down. These people have been ground down by years of oppression.

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Nglish: Translation of grind down for Spanish Speakers

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