Finger between middle finger and little finger; the "third finger" (UK) or the "fourth finger" (US), especially of the left hand. ( ring finger is the left hand; ring finger is either hand.)
Syn: digit IV, fourth digit, fourth finger, gold-finger, leech-finger, marriage finger, medical finger, medicinable finger, medicinal finger, physic finger, physical finger, physician finger, ring-man, third finger, wedding finger
Wikipedia foundation.