(as) deaf as a post
US /əz dɛf əz ə poʊst/
UK /əz dɛf əz ə poʊst/

1.
sağır, kulakları duymayan
completely deaf or unable to hear well
:
•
My grandmother is as deaf as a post, so you'll have to shout.
Büyükannem sağır, bu yüzden bağırmak zorunda kalacaksın.
•
I tried to tell him, but he's as deaf as a post.
Ona söylemeye çalıştım ama sağır.