nice, good, clean, well kept. in a word , gabby.
Gabby ain't a grimy bastard like Scott. He's yum yums.
by Sidenote October 09, 2006
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The fun name for a position in Tantric Yoga.
The Yum Yum postion is where both man and woman sitting on the floor (the woman in his lap), both are naked, facing each other and embrassing.

There is a Partial Yum Yum but the Full Yum Yum is more fun.
by Robin White November 02, 2006
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A way to express that something tastes good. I think it can be used as an interjection. Other forms of the word include: yummy, yummiest, yummier
Me: Hey, person, do you like the food?
Person: Yum!!
by Ok hun September 30, 2019
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A word to describe something that is sexi, delicious, epic, or awesome.
Nicole: Omg we should have a sexi party
Jenn: Totally! Yum!
by Jenni-chan February 09, 2009
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1: said to a hot girl showing that you think she's hot 2: a hot girl wearing tight clothing
Hi, you look very yum yum today.
by Bubasaur November 16, 2010
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1. (n) An objective scale used to measure the amount of delicious flavor of a food or person.

2. (adj) Deliciousness
On a yumness scale from one to ten, this pizza is a 100!
by kingxerxesofpersia December 15, 2013
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A word used to express that something tastes good.
by YummY February 14, 2004
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