Until hell freezes over clause
"Until" can be replaced by "will" or "when".
Used to indicate something lasts forever
When I got stranded on this island, I thought I would live here until hell freezes over.
Where are you now? We won't wait for you until hell freezes over. I'll give you exactly 5 more minutes.
I want to avoid him until hell freezes over.
Said when you believe something will never happen
I will not leave that job untill hell freezes over.
I will not forgive you until hell freezes over.
Said when you believe something will never hapen
Permanently or finally
Used to refer to an impossible plan or idea
Impossible or unrealistic dreams, hopes, or plans
Forever or eternally
This exaggeration dates back to the early 1900s.
Used to allude that the last force, problem or burden which is seemingly minor and small causes a person, system or organisation to collapse or fail
Her husband's violent act last night was the straw that broke the donkey's back and she left him