What is the meaning of Submarine?

Existing, relating to, or made for use beneath the sea.

Hidden or undisclosed.

Of a pitch, thrown with the hand lower than the elbow.

A boat that can go underwater.

A kind of sandwich made in a long loaf of bread.

A pitch delivered with an underhand motion.

Any submarine plant or animal.

A stowaway on a seagoing vessel.

To operate or serve on a submarine.

To torpedo; to destroy with a sudden sneak attack.

To sink or submerge oneself.

To slide forwards underneath one's seat belt (during a crash or sudden stop).

inflection of submarin:

  1. strong/mixed nominative/accusative feminine singular
  2. strong nominative/accusative plural
  3. weak nominative all-gender singular
  4. weak accusative feminine/neuter singular

strong/mixed nominative/accusative feminine singular

strong nominative/accusative plural

weak nominative all-gender singular

weak accusative feminine/neuter singular

Source: wiktionary.org