From WordNet (r) 3.0 (2006):
Cuban sandwich
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]