grinder

One who grinds something, such as the teeth.

(anatomical) A molar.

A power tool with a spinning abrasive disc, used for grinding, smoothing, and shaping materials, usually metal.

A sandwich made on a long, cylindrical roll.

A kitchen gadget for processing coffee, herbs etc. into small or powdered pieces

The restless flycatcher (Myiagra inquieta) of Australia, which makes a noise like a scissors grinder.

A fan or performer of grindcore music.

A biohacker who uses cybernetic implants or biochemicals to enhance or change their own body.

A student who studies hard; a swot.

A person who coaches students for an upcoming examination.

(ice hockey slang) A hard-working, physical player with limited offensive ability.

A low-ranking attorney with no clients who works very hard.

An outdoor space for drills and parades.