A female character in the Gilbert and Sullivan masterpiece The Mikado. The role of Yum-Yum should be sung by a soprano.
Yum-Yum is the beautiful young ward of Ko-Ko, the Lord High Executioner, and she is preparing to be his bride when she reunites with Nanki-Poo, a childhood friend and the son of the Mikado, and falls in love with him instead. During the opera, Yum-Yum is distressed by not being able to marry her beloved, until finally Ko-Ko releases her from the engagement because he has fallen in love with Katisha.
Yum-Yum is the beautiful young ward of Ko-Ko, the Lord High Executioner, and she is preparing to be his bride when she reunites with Nanki-Poo, a childhood friend and the son of the Mikado, and falls in love with him instead. During the opera, Yum-Yum is distressed by not being able to marry her beloved, until finally Ko-Ko releases her from the engagement because he has fallen in love with Katisha.
Yum-Yum sings quite a bit during the midsection of the Mikado, but her biggest solo is "The Sun, Whose Rays."
by Pitti-Sing June 23, 2006
Get the yum-yummug. by SEKT January 21, 2006
Get the Yum yummug. 
T.J. says "Hey Patrick, do you know where I could find some yum yums?"
Patrick says "I sure do T.J., come over."
Patrick says "I sure do T.J., come over."
by HeinerMcShmeiner July 29, 2010
Get the Yum Yumsmug. by Dellen Rio de Janiero September 21, 2019
Get the Yum-Yummug. any type of sexual experience
by brian arliss August 8, 2003
Get the yum yumsmug.