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  • rum
    rum
    noun
    an alcoholic liquor or spirit distilled from molasses or some other fermented sugar-cane product.
  • Rum
    Rum
    noun
    Arabic name of Rome, once used to designate the Byzantine Empire.
  • Rum.
    Rum.
    abbreviation
    Rumania. See Romania.
Synonyms

rum

1 American  
[ruhm] / rʌm /

noun

  1. an alcoholic liquor or spirit distilled from molasses or some other fermented sugar-cane product.

  2. alcoholic drink in general; intoxicating liquor.

    He warned against the demon rum.


rum 2 American  
[ruhm] / rʌm /

adjective

Chiefly British Informal.
  1. odd, strange, or queer.

    a rum fellow.

  2. problematic; difficult; bad.

    a rum situation.


rum 3 American  
[ruhm] / rʌm /

noun

Cards.
  1. rummy.


Rum 4 American  
[room] / rum /

noun

  1. Arabic name of Rome, once used to designate the Byzantine Empire.


Rum. 5 American  

abbreviation

  1. Rumania. See Romania.

  2. Rumanian. See Romanian. Also Rum


rum 1 British  
/ rʌm /

noun

  1. spirit made from sugar cane, either coloured brownish-red by the addition of caramel or by maturation in oak containers, or left white

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rum 2 British  
/ rʌm /

adjective

  1. slang strange; peculiar; odd

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rum 3 British  
/ rʌm /

noun

  1. short for rummy 1

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of rum1

First recorded in 1645–55; perhaps short for obsolete rumbullion, rumbustion, of obscure origin

Origin of rum2

First recorded in 1750–60; earlier rome, room “great,” of uncertain origin; perhaps from Romani; see Rom

Origin of rum3

An Americanism dating back to 1870–75; by shortening

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It sent him off with a gift box of rum and coffee, courtesy of Myanmar President Min Aung Hlaing, whose name remains on a U.S. sanctions list.

From The Wall Street Journal ● Oct. 1, 2026

On a recent Friday evening at a Westchester yacht club, roughly a dozen choppers flew by in a two-hour stretch as members sipped rum cocktails on a waterside deck.

From The Wall Street Journal ● Sep. 18, 2026

He previously lived in Florence, Italy, where he dabbled in opera, travelled by private jet and promoted his rum, wine and fashion brand -- "De la Espriella Style."

From Barron's ● Aug. 7, 2026

On Thursday, Seedat told the inquiry he was not aware "red rum" was a reference to murder.

From BBC ● Apr. 23, 2026

Father always smelled of bay rum, the shaving lotion he used, and Mother smelled of some kind of perfume or cologne.

From "The Cay" by Theodore Taylor

There was further history for I Am Maximus, with a handicap of 11st 12lb, becoming the first top weight to triumph since Red Rum carried 12st in 1974.

From BBC ● Apr. 11, 2026

Meanwhile for those in search of a real doer-upper there is the £750,000 Kinloch Castle on the Isle of Rum which it has been estimated could cost millions to restore.

From BBC ● Mar. 28, 2026

At the Pirates’ fan site Rum Bunter, Emma Lingan wrote: “Fandom isn’t a streaming subscription you cancel when the content gets bad.”

From Los Angeles Times ● Dec. 22, 2025

Josh Friedman is the chief executive of Dr. Squatch, a maker of products like Bay Rum soap and Pine Tar “Odor Squatching” deodorant, which was acquired by Unilever this year.

From The Wall Street Journal ● Nov. 27, 2025

That December, Elizebeth became the newest recruit in the Rum War—and the Coast Guard’s secret weapon.

From "The Woman All Spies Fear" by Amy Butler Greenfield

Son of a Manhattan hotel owner, Ben Bates evolved his philosophy of an elegant life when, as a boy, he watched his father's daily ritual in preparing punch from Medford Rum.*

From Time Magazine Archive

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