Of or relating to shipping or maritime affairs, Of or relating to troops that serve at sea as well as on land, specifically the US Marine Corps, A solider serving on shipboard; a sea soldier; one of a body of troops trained to do duty in the navy, adjective: interest at any rate agreed on for money lent upon respondentia and bottomry bonds, an alloy of lead, antimony, and mercury, made for sheathing ships, of or relating to military personnel who serve both on land and at sea (specifically the U.S. Marine Corps)