On or above the deck, in plain view, not hiding anything. Pirates would secret their crews below decks, thereby creating the false impression that an encounter with another ship was a casual matter of chance.

Related Terms

BUMPKIN

The spar projecting from stern of ship

DETERGENT

In lubrication, either an additive or a compounded lubricant having the property of keeping insoluble matter in suspension thus preventing its deposition where it would be harmful. A detergent may also redisperse deposits already formed.

TRAMP FREIGHTER

A cargo ship engaged in the tramp trade.

CORDAGE

Ropes in the rigging of a ship

WEATHER SIDE

The side of a ship exposed to the wind.

DOGWATCH

A short, evening period of watch duty on a ship

FILTRATION

The physical or mechanical process of separating insoluble particulate matter from a fluid, such as air or liquid, by passing the fluid through a filter medium that will not allow the particulates to pass through it.

FARDAGE

A wood placed in bottom of ship to keep cargo dry

PATCH TEST

A method by which a specified volume of fluid is filtered through a membrane filter of known pore structure. All particulate matter in excess of an 'average size', determined by the membrane characteristics, is retained on its surface. Thus, the membrane is discolored by an amount proportional to the particulate level of the fluid sample. Visually comparing the test filter with standard patches of known contamination levels determines acceptability for a given fluid.

FORESAIL

The lowest sail set on the foremast of square-rigged ship

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