(as) blind as a bat
US /əz blaɪnd əz ə bæt/
UK /əz blaɪnd əz ə bæt/

1.
buta seperti kelelawar, penglihatan sangat buruk
having very poor eyesight; unable to see well
:
•
Without my glasses, I'm as blind as a bat.
Tanpa kacamata, saya buta seperti kelelawar.
•
My grandmother is 90 years old and as blind as a bat, but she still loves to listen to audiobooks.
Nenek saya berusia 90 tahun dan buta seperti kelelawar, tetapi dia masih suka mendengarkan buku audio.