noun
pinky; little finger
Casual, somewhat cute or informal term for the little finger, borrowed from English. Often used in everyday conversation, especially among younger speakers or when speaking to children.
See also: 小指
ピンキーに指輪をはめている。
I'm wearing a ring on my pinky.
ピンキーをぶつけて痛い。
I hit my pinky and it hurts.