grinders

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 StatesSynonyms: Cuban sandwich, Italian sandwich, bomber, grinder, hero, hero sandwich, hoagie, hoagy

2. grinding tooth with a broad crown; located behind the premolarsSynonyms: grinder, molar

3. machinery that processes materials by grinding or crushingSynonyms: grinder, mill, milling machinery

4. a machine tool that polishes metalSynonyms: grinder