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| Term | Meaning |
| Gang | A group of stevedores, usually four to five members, with a supervisor assigned to a hold or portion of the vessel being loaded or unloaded. |
| Gangway | A narrow portable platform used as a passage, by persons entering or leaving a vessel moored alongside a pier or quay. |
| General-Commodities Carrier | A common motor carrier that has operating authority to transport general commodities, or all commodities not listed as special commodities. |
| General-Merchandise Warehouse | A warehouse used to store goods that are readily handled, are packaged, and do not require a controlled environment. |
| Goods | A term associated with more than one definition: 1) Common term indicating movable property, merchandise, or wares. 2) All materials which are used to satisfy demands. 3) Whole or part of the cargo received from the shipper, including any equipment supplied by the shipper. |
| Gross Registered Tons | A common measurement of the internal volume of a ship with certain spaces excluded. One ton equals 100 cubic feet; the total of all the enclosed spaces within a ship expressed in tons each of which is equivalent to 100 cubic feet. |
| Gross Weight | The total weight of the vehicle and the payload of freight or passengers. |