plankowner
n.— «All three were members of the commissioning crew—“plankowners,” in Navy parlance—who worked together on the ship’s surface-to-air missile systems.» —“Former crew members take part in Kitty Hawk’s final voyage” by Steve Liewer SignOnSanDiego.com Aug. 29, 2008. (source: Double-Tongued Dictionary)
Further reading
A Navy vet recalls learning the slang term gundeck, meaning “to sign off on checks or reports without fully completing them.” A possible origin involves a ship’s gun deck, either as a place where sailors hid to avoid duties or where navigational...
Mark in Bismarck, North Dakota, spent years as a sailor, and wonders about the term sea painter, meaning “a rope attached to a lifeboat.” Why painter? The word may derive from Middle French pendeur meaning “a kind of rope that hangs,” literally...