get on top of you

get on top of (one)

To overwhelm one to a point of despair or powerlessness. If you don't do your homework now, it will get on top of you later. I don't know what I'm going to do—the credit card bills have just gotten on top of me.
See also: get, of, on, top
Farlex Dictionary of Idioms.

get on top of you

If something gets on top of you, it makes you feel sad or upset, and you are not able to deal with it. I was so fed up. Everything was just getting on top of me. Things have been getting on top of me lately. Business hasn't been good, they're talking of firing some of us.
See also: get, of, on, top
Collins COBUILD Idioms Dictionary, 3rd ed.
See also:
  • don't get me wrong
  • don't bet on it
  • all in (one's) head
  • don't bother me
  • Don't bother me!
  • (someone's) secret is safe with (one)
  • don't give up the ship
  • don't beat a dead horse
  • don't cry before you are hurt