· a submersible warship usually armed with torpedoes

Synonym(s): pigboat, sub, U-boat

Hypernym(s): submersible, submersible_warship

· 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

Synonym(s): bomber, grinder, hero, hero_sandwich, hoagie, hoagy, Cuban_sandwich, Italian_sandwich, poor_boy, sub, submarine_sandwich, torpedo, wedge, zep

Hypernym(s): sandwich

· move forward or under in a sliding motion; "The child was injured when he submarined under the safety belt of the car"

Hypernym(s): skid, slip, slue, slew, slide

· throw with an underhand motion

Hypernym(s): flip, toss, sky, pitch

· bring down with a blow to the legs

Hypernym(s): down, knock_down, cut_down, push_down, pull_down

· control a submarine

Hypernym(s): operate, control

· attack by submarine; "The Germans submarined the Allies"

Hypernym(s): attack, assail

· beneath the surface of the sea

Synonym(s): undersea