Nautical Term: OO

Definition of OO

Owners Option, or OO, optional equipment or features that an owner can select for a vessel. These options may add functionality, comfort, or safety to the boat.

For example, when building a custom sailboat, the owner may choose to include an OO option such as a hydraulic swing keel or a generator for additional power. This allows the owner to customize their vessel to better suit their specific needs and preferences.

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