Middle Finger, Second Finger, Middle Toe
noun
The middle finger is the middle finger, of course! And because we don't see the difference, it's your middle toe too. Stick that up the next time someone makes you mad.
なかゆび
This word uses the kun'yomi readings from both kanji, probably because it includes body parts. You know them both already, so now you know this too!
ネコに中指をなめられました。
A cat licked my middle finger.
中指にタコができちゃいました。
I got a callus on my middle finger.
中指を立てるんじゃない！
Don’t stick out your middle finger!