Forecastleman

[…] of all the sections of a ship's company, the forecastlemen, veterans for the most part and bigoted in their sea-prejudices, are the most jealous in resenting territorial encroachments […]

Then in anger the forecastleman addressed the king: "Give heed to your rank, lord, so that you do not turn tail in defending the poopdeck more than I do in defending the prow."