Grind definition is - to reduce to powder or small fragments by friction (as in a mill or with the teeth). How to use grind in a sentence. Synonym Discussion of grind. to reduce to powder or small fragments by friction (as in a mill or with the teeth); to wear down, polish, or sharpen by friction… See the full definition
Grinding (abrasive cutting), an abrasive machining process that uses a grinding wheel as the cutting tool Grinding machine, used in a machining operation to refine the surface of materials . Angle grinder, a handheld power tool; Bench grinder, a benchtop power tool; Cylindrical grinder, a machine tool for precise grinding of cylindrical parts . Centerless grinder, a machine tool for precise ...