Illustration of finger flexion [1] illustration of finger extension [1] normal fingertip anatomy [2] palmar digit anatomy [3] nomenclature of the fingers 1st digit:Thumb is discussed separately 2nd digit:The meaning of finger is any of the five terminating members of the hand :A digit of the forelimb;One other than the thumb.How to use finger in a sentence.I cut my finger when i was chopping onions.A finger is also a part of a glove (= piece of clothing for the hand) that covers a finger.What are the fingers?The human finger is a flexible, long and thin extension of the hand commonly referred to as the digits.The fingers on the hands correspond to the toes of the feet.Humans have …In humans, the fingers are flexibly articulated and opposable, serving as an important organ of tactile sensation and fine movements, which are crucial to the dexterity of the hands and the ability to grasp …