grinder

Definition

One who grinds something, such as the teeth.

Etymology

From Middle English grinder, grindere, from Old English grindere (“one or that which grinds; grinder”), equivalent to grind + -er.

Example Sentences

• "scissors grinder (one who sharpens scissors)"
• "Masseter hypertrophy may become apparent in persistent grinders."
• "I am going to the deli to get a grinder for lunch."