| Word | Definitions | Synonyms |
|---|---|---|
| hardsub | (noun) (often plural) a subtitle whose text is irreversibly merged in original video frames. | Synonyms: hard subtitle |
| minisub | (noun) submersible vessel for one or two persons; for naval operations or underwater exploration | Synonyms: minisubmarine |
| sub | (noun) a submersible warship usually armed with torpedoes | Synonyms: pigboat, submarine |
| (noun) 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 | Synonyms: bomber, Cuban sandwich, grinder, hero, hero sandwich, hoagie, hoagy, Italian sandwich, poor boy, submarine, submarine sandwich, torpedo, wedge, zep | |
| (verb) be a substitute | Synonyms: fill in, stand in, substitute |