little pinky
One's pinky finger, the smallest finger on one's hand. My grandmother always wore a huge ruby on her little pinky. The poor thing slammed the car door on his little pinky.
pinky (finger)
The fifth finger on one's hand, opposite the thumb. I caught my pinky in the car door—I think it might be broken! She wears a ring on her pinky finger that reminds her of her mother.