Wiktionary
n. (context military English) An organization of sailors who are trained and equipped to fight as an infantry unit on land.
Wikipedia
The Russian Naval Infantry, (Marines, ), or Russian Marines, is the amphibious force of the Russian Navy. The first Russian naval infantry force was formed in 1705, and since that time it has fought in the Napoleonic Wars, the Crimean War, the Russo-Japanese War, and the First and Second World Wars. Under Admiral Gorshkov, the Soviet Navy expanded the reach of the Naval Infantry and deployed it worldwide on numerous occasions.
The Marines are led by the Deputy Commander for Coastal Troops/Commandant of the Coastal Troops of the Russian Navy, Major General (NI) Aleksandr Kolpachenko. Their motto: "There, Where We Are, There is Victory!"
They, alongside the Coastal Defense Missile Artillery Forces, form part of a larger institution—the Coastal Defense Forces of the Russian Navy (Береговые войска ВМФ России, Beregovye Voyska VMF Rossii).
Usage examples of "naval infantry".
The Marines began moving into the clearing and manhandling the naval infantry into a rough formation, making them pick up their dead and wounded.
On June sixth these were attacked by naval Spetsnaz, reinforced by naval infantry and airborne troops.
You were officer in naval infantry, and your wife is rich and you marry her for that reason.
Haltingly, in mingled bursts of Farsi and thickly accented English, the ship's captain admitted that there were ten soldiers aboard, members of a naval infantry brigade belonging to the Pasdaran, Iran's elite Revolutionary Guard.
After this Sasha had led his seamen as naval infantry, winning three decorations for courage under fire.
One of the ex-soldiers, a former sergeant in the Imperial Naval Infantry, studied the place through his nightscope.