(~s)
Frequency: The word is one of the 3000 most common words in English.
1.
A ~ is a member of an armed force, for example the US Marine Corps or the Royal Marines, who is specially trained for military duties at sea as well as on land.
N-COUNT
2.
Marine is used to describe things relating to the sea or to the animals and plants that live in the sea.
...breeding grounds for ~ life.
...research in ~ biology.
ADJ: ADJ n
3.
Marine is used to describe things relating to ships and their movement at sea.
...a solicitor specialising in ~ law.
...~ insurance claims.
= maritime
ADJ: ADJ n