ジプシーのrom、man、husbandに由来すると言われ、派生的に強い、力強い、優れた、見事な、後に皮肉なことにeccentric、peculiarに逆転した。
ラムラムの語源は不明で、様々な憶測を呼んでいる。蒸留酒の強さを表す、強い、力強い、からきている可能性がある。
The chiefe fudling they make in the Island [i.e. Barbados] is Rumbullion alias Kill-Devill, and this is made of suggar cane distilled, a hott, hellish and terrible liquor. ["A briefe Description of the Island of Barbados," 1651]The English word was borrowed into Dutch, German, Swedish, Danish, Spanish, Portuguese, Italian, French, and Russian. Used since 1800 in North America as a general (hostile) name for intoxicating liquors.
Rum I take to be the name which unwashed moralists apply alike to the product distilled from molasses and the noblest juices of the vineyard. Burgundy in "all its sunset glow" is rum. Champagne, soul of "the foaming grape of Eastern France," is rum. ... Sir, I repudiate the loathsome vulgarism as an insult to the first miracle wrought by the Founder of our religion! [Oliver Wendell Holmes, "The Autocrat of the Breakfast-Table," 1891]