Meaning

noun liquor distilled from fermented molasses

noun a card game based on collecting sets and sequences; the winner is the first to meld all their cards

adjective beyond or deviating from the usual or expected

originIn common use since at least 1654, of uncertain origin. Theories include: * that it is a shortening of rumbullion or rumbustion, names for rum also attested in the Caribbean during the mid-17th century, * that it derives from rummer, from Dutch roemer, * that it is from a Romani word for "strong, potent" which is (perhaps) the source of ramboozle and rumfustian (however, these drinks were not…

Etymology from Wiktionary, CC BY-SA 3.0