- The definition of yummy is something that tastes very good.
An example of yummy is the taste of a sundae to an ice cream lover.
Yummy ice cream sundaes.
adjectiveyum·mi·er, yum·mi·est Informal
- Very pleasing to the taste or smell; delicious. See Synonyms at delicious.
- Very pleasant or attractive.
Origin of yummyFrom yum.
(comparative yummier, superlative yummiest)
- (colloquial, lighthearted, often childish) delicious.