/məˈrēn/
Adjective
1. Of or relating to the sea. (wordnetweb.princeton.edu)
2. Of, or pertaining to, a marine corps. (wiktionary.org)
3. Relating to or characteristic of or occurring on or in the sea. (wordnetweb.princeton.edu)
4. Native to or inhabiting the sea. (wordnetweb.princeton.edu)
Noun
1. A member of a body of troops trained to serve on land or at sea, in particular a member of the US Marine Corps. (Google Dictionary)
Word origin: From Middle French marin, from Old French marin “of the sea, maritime,” from Latin marinus “of the sea,” from mare “sea, the sea, seawater.”