Where does the term KP come from in golf?

Question

Of course KP commonly means "closest to the pin" when referring to an approach shot in golf - usually on a par 3. But where does the acronym KP come from? Just curious, anyone know?

Answer 1

I've never heard that acronym

Answer 2

KING PIN

when you get closest to the pin on more shots than the others you are with you are known as KING PIN!