finger-lickin' good

Meaning

Adjective

• Of food: very delicious; delectable, scrumptious.
• Extremely good; superb.

Origin

• From the advertising slogan “It’s finger-lickin’ good” adopted by the U.S. fast-food restaurant chain Kentucky Fried Chicken (now KFC) in 1956, referring to the fact that something eaten with the hands is so delicious that one cannot help but lick one’s fingers to savour the crumbs of food or juices left behind.