Synonyms for submarine

Other words for “submarine”, grouped by meaning.

We found 18 synonyms for “submarine”. The most common are pigboat, sub, U-boat, bomber, grinder.

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

adjective beneath the surface of the sea

Synonymsundersea
Similarsubsurface

Source: WordNet 3.1, Princeton University