Top Definition
Anything that can be described as desirable, deliciousness, or of delightful.

can be used in place of anything from food to clothing to your hair.
Justin Nozuka is the Yumness.

Sour patch watermelons are the yumnes...

Dag, Optimus prime is sooooo the yumness....
by Superdeedzx3 July 06, 2011

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