be up to your neck in something

成語所屬單字neck

be up to your neck in something — 慣用語

1. To have a very large amount of something to deal with.

1.慣用語
釋義

深陷於某事中

To have a very large amount of something to deal with.

例句

Mia is up to her neck in homework this weekend.

Are you up to your neck in work right now?