From WordNet (r) 2.0 (August 2003) [wn]:
hoagie
n : 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, hoagy, {Cuban
sandwich}, Italian sandwich, poor boy, sub,
submarine, submarine sandwich, torpedo, wedge,
zep]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
hoagie \hoagie\, hoagy \hoagy\n.
a large sandwich on a long crusty roll that is 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 U. S., such as hero,
grinder, and submarine.
Syn: bomber, grinder, hero, hero sandwich, hoagie, Cuban
sandwich, Italian sandwich, poor boy, sub, submarine,
submarine sandwich, torpedo, wedge, zep.
[WordNet 1.5]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
submarine sandwich \sub`ma*rine" sand"wich\, n.
A large sandwich on an elongated roll, usually incompletely
cut into two halves, filed with various cold cuts, meatballs,
lettuce, cheese, tomatoes, olives, etc., and spiced
variously, and often having oil or other dressing applied;
called also hoagie, hero, hero sandwich, grinder,
sub, submarine, poor boy, and Italian sandwich. A
single such sandwich may consitute a substantial meal. Very
large variants are sometimes prepared for social gatherings
and cut into pieces for individual consumption.
[PJC]