knee-deep

knee-deep or neck-deep  {adv.} or  {adj. phr.}

1. Very much; deeply; having a big part in.

Johnny was knee-deep in trouble.

2. Very busy; working hard at.

We were neck-deep in homework before the exams.

3. Getting or having many or much.

The television station was knee-deep in phone calls.

Compare: UP TO THE CHIN IN.