Answer:
cloud
Explanation:
of, in, or produced by the air: aerial currents. inhabiting or frequenting the air: aerial creatures. operating on a track or cable elevated above the ground: an aerial ski lift up the mountainside. reaching far into the air; high; lofty: aerial spires.
Answer:
it means what are you doing right at the moment and you can respond by say nothing or just chilling
I think it is an idiom but I might be wrong