What is point-point link?

Wireless Bridges Point-to-Point Link 

 establish a point-to-point wireless link with the use of Cisco Aironet Wireless Bridges with Cisco LEAP authenticatio

point to point having big and lot of meanings:

p2p in networks: meaning from sender to reciver.

p2p in communication: meaning from bridge or microwave to another.

p2p in electronics: meaning from cell to another....etc.

so what point do you mean, and this is real meaning for point to point when i ask you (HR)

one case that where you can see a point to point connection is serial link between two routers.

In telecommunications, a point-to-point connection refers to a communications connection between two nodes or endpoints.

Wikipedia.org