English dictionary
sub
nounAudio pronunciation
Parts of speech
Definitions
noun
- a submersible warship usually armed with torpedoes
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
verb
- be a substitute
Example sentences
The young teacher had to substitute for the sick colleague
The skim milk substitutes for cream — we are on a strict diet