Meaning of the word "never say never" in English

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

never say never

US /ˈnev.ər seɪ ˈnev.ər/
UK /ˈnev.ə seɪ ˈnev.ə/
"never say never" picture

Idiom

used to say that you can never be sure that something will not happen

Example:
I thought I'd never move back home, but never say never.
Do you think they will get back together? Well, never say never.