How to Pronounce "that'll be the day"
expression
THAT-uhl bee thuh DAY
THAT-l bee thuh DAY
Definition
This expression is used to say that something is very unlikely or will never happen, often in a sarcastic way.
IPA Transcription
American English
ˈðætəɫ/ /ˈbi/, /bi/ /ˈðə/, /ðə/, /ði/ /ˈdeɪ
British English
ˈðætl̩/ /bˈiː/ /ðə, ði/ /dˈeɪ
Simplified Pronunciation
US
THAT-uhl bee thuh DAY
UK
THAT-l bee thuh DAY
Listen in Context
"You think he'll wake up early on a Sunday? That'll be the day!"
If she ever apologizes, that'll be the day.
"Mom, will you buy me a car?" "That'll be the day!"
He said he's going to quit junk food and start running every day. That'll be the day!