Grind"er (?), n.
1.
One who, or that which, grinds.
2.
One of the double teeth, used to grind or masticate the food; a molar.
3. Zool.
The restless flycatcher (Seisura inquieta) of Australia; -- called also restless thrush and volatile thrush. It makes a noise like a scissors grinder, to which the name alludes.
Grinder's asthma, phthisis, ∨ rot Med., a lung disease produced by the mechanical irritation of the particles of steel and stone given off in the operation of grinding.
© Webster 1913.