be up to (one's) chin in (something)(redirected from are up to their chin in)
be up to (one's) chin in (something)
To have too much of something; to be overwhelmed by something. I'm still unpacking, so I'm up to my chin in boxes. If any of my guys get hurt at the construction site, I'll be up to my chin in paperwork.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.