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adj. yum·mi·er, yum·mi·est Informal
1. Very pleasing to the taste or smell; delicious. See Synonyms at delicious.
2. Very pleasant or attractive.

[From yum.]

yum′mi·ness n.


the quality of being yummy or delicious
References in periodicals archive ?
It has the goodness of veg with the yumminess of fruit for a snack that both parents and kids can love.
The menu of the family-run company includes a variety of sweet treats ranging from fresh strawberry tartlets to butterscotch chip cookies with all sorts of yumminess in between.