up to your neck | up to your eyeballs
Meaning: If you're up to your neck in something, or up to your eyeballs in something, you've got too much of it and it's become a problem.
- I'm up to my neck in emails and I don't think I can get away at the moment.
- Christmas is the worst time at the animal shelter. We're always up to our eyeballs in stray dogs and cats.
If you're up to your neck in work, you