When Hell Freezes Over clause
Said when you believe something will never hapen
I'll forgive you when hell freezes over.
That James and Rose are dating is when hell freezes over.
I will leave that job when hell freezes over.
A: Do you think Bob can win this time? B: When hell freezes over.
Used to refer to an impossible plan or idea
Impossible or unrealistic dreams, hopes, or plans
Something that is impossible to happen, to achieve, or to be done.
To do something incredibly difficult or virtually impossible.
1. Used to indicate something lasts forever
2. Said when you believe something will never happen