(こゆび)

こゆび
noun
little finger, pinky
1. little finger, pinky (of the hand)
The smallest finger on the hand, located on the outer edge opposite the thumb.
小指(こゆび)()てる
To raise one's pinky finger.
I'm wearing a ring on my little finger.
When making a promise, we link our little fingers.
Refers to 'pinky promise'
I accidentally caught my little finger in the door.
The children linked their little fingers and sang "yubikiri genman."
指切りげんまん is a children's promise-sealing chant
2. little toe, pinky toe
The smallest toe on the foot. Often specified as (あし)小指(こゆび).
My little toe hurts.
(あし)小指(こゆび)ぶつけた
I bumped my little toe.
I stubbed my little toe on a corner and tears came to my eyes.
The new shoes are small and they press on my little toe.
My little toenail cracked, so I went to the hospital.

CULTURAL NOTE: In Japanese culture, linking little fingers (指切(ゆびき)) is a traditional way of sealing a promise, similar to a 'pinky promise' in English. The full phrase is 指切(ゆびき)拳万(げんまん).

RELATED FINGER NAMES:

For the toe, it's common to say (あし)小指(こゆび) to distinguish from the finger.

Related Words