ring finger
noun
°Finger between middle finger and little finger; the "third finger" (UK) or the "fourth finger" (US), especially of the left hand. (The ring finger is the left hand; a ring finger is either hand.).
synonyms: fourth finger, gold-finger, leech-finger, marriage finger more» , medical finger, medicinable finger, medicinal finger, physic finger, physical finger, physician finger, ring-man, third finger