Meaning

4 senses
  1. (countable, obsolete, uncountable)Synonym of rum, an alcoholic beverage distilled from sugarcane, similar spirits.

  2. (obsolete)A kind of peach.

  3. (obsolete)A kind of gooseberry.

  4. (Devon, archaic, dialectal)A great tumult.

Origin

Uncertain. The forms rhum and rumbustion appear around the same time. From French Ramboui

Uncertain. The forms rhum and rumbustion appear around the same time.

From French Rambouillet, a town between Paris and Chartres in France. Doublet of Rambouillet.

Uncertain but probably related to rumbustious (“unruly”), itself likely a variant of robustious (“robust, large, noisy, violent”), from robust + -ious, q.v.

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