Meaning of the word "above all" in English

What does "above all" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

above all

US /əˈbʌv ɔːl/
UK /əˈbʌv ɔːl/

Idiom

most importantly; more than anything else

Example:
Above all, remember to be kind.
He values honesty above all else.