Textual thesaurus for "sub"

(noun) submarine, U-boat, pigboat

a submersible warship usually armed with torpedoes

(noun) poor boy, submarine, submarine sandwich, torpedo, Cuban sandwich, grinder, hero, hero sandwich, hoagie, hoagy, wedge, zep, bomber, Italian sandwich

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

(verb) substitute, fill in, stand in

be a substitute

The young teacher had to substitute for the sick colleague; The skim milk substitutes for cream--we are on a strict diet