Definitions of grinding

n a harsh and strident sound (as of the grinding of gears)

Type of:
sound of any kind (especially unintelligible or dissonant sound)

n the wearing down of rock particles by friction due to water or wind or ice

abrasion, attrition, detrition
Type of:
friction, rubbing
the resistance encountered when one body is moved in contact with another

n material resulting from the process of grinding

“vegetable grindings clogged the drain”
Type of:
atom, corpuscle, molecule, mote, particle, speck
(nontechnical usage) a tiny piece of anything

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