up to (one's) eyes (in something)

up to (one's) eyes (in something)

Extremely busy (with something); deeply or overly involved (in something); possessing, filled up with, or overwhelmed by an excessive amount (of something). There's no way I can take a vacation right now, I'm up to my eyes in work at the moment! I only intended to be peripherally involved in David's business venture, but, before I knew it, I was in up to my eyes! Dana was worried she wouldn't find any work as an accountant working for herself, but she's up to her eyes in clients!
See also: eye, up
Farlex Dictionary of Idioms.

up to your eyes

If you are up to your eyes in work or in an unpleasant situation, you are very busy with it or are deeply involved in it. I'm afraid I'll be late getting back. I'm up to my eyes in work. He's up to his eyes preparing for the trip. By this time Walker was up to his eyes in debt.
See also: eye, up
Collins COBUILD Idioms Dictionary, 3rd ed.

up to your eyes in

very busy with or deeply involved in. informal
See also: eye, up
Farlex Partner Idioms Dictionary
See also:
  • up to (one's) armpits (in something)
  • up to (one's) elbows (in something)
  • up to (one's) eyeballs (in something)
  • up to the eyeballs
  • up to the eyeballs (in something)
  • up to the eyes (in something)
  • up to your armpits
  • up to your elbows in
  • up to your eyes in
  • in control of