B1
at a higher position or level than something else
Dictionary examples:
The upper floor of our office is where all the fun happens. (0.0)
My cat thinks he's the king of the upper bunk bed. (0.0)
My dog thinks the upper part of the sofa is his throne. (0.0)
the upper lip/body (30.7)
The office building's upper floors were being repainted. (63.1)