"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)
n.
The little finger.
An operative or agent of the Pinkerton detective agency: how you suppose Pinkies get trainin' (1850+)
: pinky ring
nounThe little finger: Pardon my lifted pinky (1860+)
Related Terms[fr an earlier adjective sense, ''small, tiny'']