Main entry: grinder
Definition: a machine tool that polishes metal
Main entry: mill, milling machinery, grinder
Definition: machinery that processes materials by grinding or crushing
Definition: grinding tooth with a broad crown; located behind the premolars
Main entry: poor boy, submarine, submarine sandwich, torpedo, sub, Cuban sandwich, grinder, hero, hero sandwich, hoagie, hoagy, wedge, zep, bomber, Italian sandwich
Definition: 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