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A large vessel of the 15th to the 17th centuries used as a fighting or merchant ship, square-rigged on the foremast and mainmast and generally lateen-rigged on one or two after masts.  The Black Pearl was a galleon.
The gallows were referred to as wooden framework on which persons are put to death by hanging. Pirates were mainly the ones given an appointment with the gallows.
- "Stay back! I will kill you."
"Are you prepared for what comes after? When I carved that traitorous vessel from my body, I cast upon it a terrible geis. If you stab my heart, yours must take its place. The crew are not bound to me. They are bound to the Dutchman. And the Dutchman must have a captain. Will ye serve?"
- ―Weatherby Swann and Davy Jones
A solemn injunction, especially of a magical kind, the infringement of which led to misfortune or even death; a tabu, spell or prohibition. When Davy Jones carved out his heart, he left a geis upon it to where whoever stabs it, their heart must take its place.
- "You best start believing in ghost stories, Miss Turner. You're in one!"
- ―Hector Barbossa
Ghost ship may refer to a supposedly haunted ship, crewed by the undead, or one found adrift with its entire crew either missing or dead.
The use of a gallows-type structure from which the dead or dying bodies of executed criminals were hung on public display to deter other existing or potential criminals. In earlier times, up to the late 17th century, live gibbeting also took place, in which the condemned was placed alive in a metal cage and left to die of thirst.
- "To arms! We give no quarter!"
- ―Ian Mercer
To give no quarter means to show no mercy; an instruction that an enemy crew is to be shown no mercy and that there are to be no survivors. All enemy troops are to be killed, even those who surrender. Also referred to as "take no prisoners," or "no mercy," or "kill them all".
- "Mary, Mother of God!"
- ―Joshamee Gibbs
God is the English name given to the singular omnipotent being in theistic and deistic religions (and other belief systems) who is either the sole deity in monotheism, or a single deity in polytheism.
Gold is a precious yellow metallic element, highly malleable and ductile, and not subject to oxidation or corrosion. It has been highly used for coinage, jewelry, and other arts since the beginning of recorded history. One of the most famous of golds was Aztec gold.
A shot were the bullet is taken away for instead a grape. In 1722, Bartholomew Roberts was killed by grapeshot.
Greek is an independent branch of the Indo-European family of languages. Native to the southern Balkans, western Asia Minor, Greece, and the Aegean Islands, it has the longest documented history of any Indo-European language, spanning 34 centuries of written records.
A personification of Death as an old man, or a skeleton, carrying a scythe, taking souls to the afterlife. The figurehead of Davy Jones' ghostly vessel, the Flying Dutchman, was based on the Grim Reaper.
Grog is an alcoholic beverage made with water or "small beer" (a weak beer) and rum. It was introduced into the British Royal Navy by Vice Admiral Edward Vernon on 21 August 1740. Vernon wore a coat of grogram cloth and was nicknamed "Old Grogham" or "Old Grog".
A guild is an association of craftsmen in a particular trade. In the Pirates of the Caribbean Online video game, a guild is a group of players/pirates gathered in one pirate group.
Gumbo is a southern stew or soup that was probably first created in the 18th century.
- "Gunners, take posts! Await orders."
- ―Hector Barbossa
Gunners were skilled men who aimed the guns on a ship. In some instances a master gunner would give orders to other gunners on how to set their guns during a broadside. It took years of practice to become a good gunner.
- "Pull the grates! Get all the gunpowder onto the net in the cargo hold."
- ―Will Turner
An explosive chemical used in gunnery such as a pistol or cannon.