From Longman Dictionary of Contemporary Englishlittle fingerˌlittle ˈfinger noun [countable] HBHthe smallest finger on your hand → pinkie
Examples from the Corpus
little finger• Before long, Jennifer has Carlos wrapped around her little finger.• She dug the nail of her little finger deeply in behind the left ear.• I use it on my little finger and my fingers are real thin.• The last thing he did was bite off the little finger of her left hand.• The little finger of his right hand was cut off in a corn picker, 1931.• The little finger usually escapes, as mine had. 