This meaning tells us about position. 'Above' shows that something is higher than something else.
The bird flew above the trees.
The clock is above the door.
This usage reflects a sense of superiority. It describes a person who feels better or more important than others.
He thinks he is above everyone else.
She acted as if she was above the rules.
Here, 'above' refers to something that has already been said or written before in the text.
As mentioned above, the meeting is at 3 PM.
The rules above apply to all players.