Grab bag

A watertight bag pre-packed with survival essentials (flares, water, food, EPIRB, handheld VHF, passports, etc.) that is grabbed on the way to the liferaft in an abandon-ship emergency.

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Related G-terms

G.M.T.

Greenwich Mean Time — the mean solar time at the prime meridian in Greenwich, London. Now …

GPS

Global Positioning System — the US satellite constellation whose signals let a receiver co…

Gooseneck

The articulated fitting that joins the forward end of the boom to the mast, allowing the b…

Great Circle

The shortest path between two points on the Earth's surface — an arc of a circle whose pla…

GNSS

Global Navigation Satellite System — the umbrella term covering all satellite positioning …

Gennaker

A hybrid between a genoa and a spinnaker — an asymmetric downwind sail flown from a bowspr…

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