Meaning of “finger” - Learner’s Dictionary

finger

noun [ C ] us uk /ˈfɪŋɡər/
I pricked my finger on a pin.I've got a splinter in my finger.She cut her finger on a broken glass.She sat there nervously twisting the ring around on her finger.My fingers and toes were numb with cold.

A2 one of the five, long, separate parts at the end of your hand, including your thumb

(Definition of “finger noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)