Headboard

A small reinforcing plate built into the head of a sail to spread halyard load.

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Related H-terms

Haul in

To tighten or pull in a line.

Head off

Synonym for head down.

Headway

Forward movement through the water.

Holding tank

An on-board tank that stores sewage from the heads until it can be pumped out ashore or, w…

Heel

The sideways lean of the hull caused by wind pressure on the sails.

Helm

The steering control — tiller or wheel.

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