fed up to the back teeth
fed up to the back teeth (with someone or something)
Bored or annoyed with someone or something. Primarily heard in UK, Australia. I'm fed up to the back teeth with this weather—will it ever stop raining? We're all fed up to the back teeth with your constant complaining, Marge!
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
fed up to the back teethor
sick to the back teethBRITISH
If you are fed up to the back teeth with something or sick to the back teeth with it, you are very annoyed or bored by it because it has been happening for a long time. The public are fed up to the back teeth with the bad behaviour of a tiny minority of fans. It is clear that Sharon is sick to the back teeth with questions about her private life.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012