Omar Mounir If you are up to your ears in something, it is taking up all of your time, attention, or resources. 'Why don't you come with me?'—'I can't. I'm up to my ears in reports.'. He was desperate. He was in debt up to his ears

Joseph Mahfoud I’m too busy : I have too much work to do .

Omar Mounir I am up to ears

Raja Alshqoor Deeply involved Oversupplied Surfeited

Roger Volk But that's not the English expression, it's "up to my ears"