say what?
US /seɪ wʌt/
UK /seɪ wʌt/

1.
ne dedin?, efendim?
used to express surprise or to ask someone to repeat something because you did not hear or understand it
:
•
I just won the lottery! Say what?
Az önce piyangoyu kazandım! Ne dedin?
•
You want me to work on Saturday? Say what?
Cumartesi çalışmamı mı istiyorsun? Ne dedin?