Simple past tense and past participle of coal.(verb)
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Use "coaled" in a sentence
"Suwanee coaled at an island in the Pacific which I do not care to mention, under a protectorate which did not exist then and which shall be nameless."
"His father was an American, an Annapolis man, a midshipman in the War of the Rebellion, and in 1866 a lieutenant of the Suwanee which coaled at an island in the Pacific."
"Passing through the Suez Canal the fleet re-coaled at Port Said."