We would scratch the bottom of the chocolate with our thumbnails until we found a pinkie.
As I rub my left hand, I notice a small bruise around the knuckle of my pinkie finger.
"the little finger," 1808, in Scottish, from Dutch pinkje, diminutive of pink "little finger," of uncertain origin.
pinkie pink·ie or pink·y (pĭng'kē)
The little finger.
An operative or agent of the Pinkerton detective agency: how you suppose Pinkies get trainin' (1850+)
: pinky ring
The little finger: Pardon my lifted pinky (1860+)
[fr an earlier adjective sense, ''small, tiny'']