Webster’s Revised Unabridged Dictionary · 1913
Marine
Ma·rine′ (mȧ·rēn′), a. [L. marinus, fr. mare the sea: cf. F. marin. See Mere a pool.] 1. Of or pertaining to the sea; having to do with the ocean, or with navigation or naval affairs; nautical; as, marine productions or bodies; marine shells; a marine engine.
2. (Geol.) Formed by the action of the currents or waves of the sea; as, marine deposits.
Marine acid (Chem.), hydrochloric acid. [Obs.] — Marine barometer. See under Barometer. — Marine corps, a corps formed of the officers, noncommissioned officers, privates, and musicants of marines. — Marine engine (Mech.), a steam engine for propelling a vessel. — Marine glue. See under Glue. — Marine insurance, insurance against the perils of the sea, including also risks of fire, piracy, and barratry. — Marine interest, interest at any rate agreed on for money lent upon respondentia and bottomry bonds. — Marine law. See under Law. — Marine league, three geographical miles. - - Marine metal, an alloy of lead, antimony, and mercury, made for sheathing ships. Mc Elrath. — Marine soap, cocoanut oil soap; — so called because, being quite soluble in salt water, it is much used on shipboard. — Marine store, a store where old canvas, ropes, etc., are bought and sold; a junk shop. [Eng.]
Ma·rine′, n. [F. marin a sea solider, marine naval economy, a marine picture, fr. L. marinus. See Marine, a.] 1. A solider serving on shipboard; a sea soldier; one of a body of troops trained to do duty in the navy.
2. The sum of naval affairs; naval economy; the department of navigation and sea forces; the collective shipping of a country; as, the mercantile marine.
3. A picture representing some marine subject.
Tell that to the marines, an expression of disbelief, the marines being regarded by sailors as credulous. [Colloq.]