Cases of word usage

1) the end part of the arm after the wrist; a pointer or similar indicator on the face of a clock or watch; to give or pass (a person, thing) (to a person) (hand)

2) something that points to or indicates; pointer (on an instrument) showing measurements; an alphabetical list of names, subjects etc at the end of a book or no cards (a card index) in a library etc (index)

3) a person, apparatus, pointer etc that points out or gives information (indicator)

4) a thin, pointed piece of polished steel with a small hole at one end for thread, used in sewing; a long, thin piece of metal used for knitting; a pointer used as an indicator in a measuring instrument, compass etc (needle)

5) a yellow pointer on a vehicle, formerly used to show the direction in which it is about to turn (trafficator)

6) an arrow or pointer on the top of a building, turning to show the direction of the wind; a blade of a propeller, or any other flat surface acted on by wind or water (vane)