- The definition of submarine is something that occurs or exists under the surface of the water.
An animal that lives only below the surface of the sea is an example of a submarine animal.
- Submarine is defined as a boat, particularly a warship, designed to stay and travel under the surface of the water for a long time, or a sandwich on a long roll.
- A warship that travels underwater for months at a time and that has a periscope and missiles is an example of a submarine.
- A foot-long meatball sandwich from Subway restaurant is an example of a submarine.
Origin of submarinesub- + marine
- a submarine plant or animal
- a watercraft designed to operate underwater; esp., a naval warship so designed, armed with torpedoes, etc.
Origin of submarineshort for submarine sandwich hero sandwich
- Nautical A vessel that is capable of operating submerged.
- A submarine sandwich.
- Baseball A pitch that is thrown with a low sidearm or underhand motion.
- Beneath the surface of the water; undersea.
- Thrown with or characterized by a low sidearm or underhand motion: a submarine-style pitcher.
verbsub·ma·rined, sub·ma·rin·ing, sub·ma·rines
- To attack by submarine, especially with torpedoes.
- Sports To knock down with a blow to the legs.
- Baseball To pitch (a ball) with a low sidearm or underhand motion.
- To slide, drive, or be thrown under something: seats designed to prevent passengers from submarining under their seat belts in a crash.
- To ride in or serve as a crew member of a submarine.
(third-person singular simple present submarines, present participle submarining, simple past and past participle submarined)
- To operate or serve on a submarine
- To torpedo; to destroy with a sudden sneak attack
sub- +"Ž marine