Grinder - Definition
grinder
n 1: a large sandwich made of a long crusty roll split
lengthwise and filled with meats and cheese (and tomato and
onion and lettuce and condiments); different names are used
in different sections of the United States [syn: bomber,
grinder, hero, hero sandwich, hoagie, hoagy,
Cuban sandwich, Italian sandwich, poor boy, sub,
submarine, submarine sandwich, torpedo, wedge,
zep]
2: grinding tooth with a broad crown; located behind the
premolars [syn: molar, grinder]
3: machinery that processes materials by grinding or crushing
[syn: mill, grinder, milling machinery]
4: a machine tool that polishes metal