Meaning of the word "never in a million years" in English

What does "never in a million years" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

never in a million years

US /ˈnɛvər ɪn ə ˈmɪljən jɪərz/
UK /ˈnɛvər ɪn ə ˈmɪljən jɪəz/

Idiom

absolutely never; not under any circumstances

Example:
I would never in a million years agree to that proposal.
Did you think he would apologize? Never in a million years!