/yum"ee/ , adj., yummier, yummiest , n. , pl. yummies . Informal.
adj.
1. very pleasing to the senses, esp. to the taste; delicious: The waiter brought out a tray of yummy desserts.
2. extremely attractive or appealing.
n.
3. an item of food that is particularly delicious: The bakery window was full of yummies.
4. anything that is extremely attractive or appealing.
[ 1925-30; YUM + -Y 1 ]