IPA: /prəˈvɜːrbiəl/
KK: /prəˈvɜrbiəl/
Relating to a saying that expresses a general truth or piece of advice, often known and used by many people.
He is the proverbial wise man, always giving good advice.
Proverbial → It is formed from "proverb" (from Latin *proverbium*, meaning a saying or a maxim) and the suffix "-ial" (meaning relating to). The word "proverbial" refers to something that is characteristic of or relating to a proverb, often used to describe something widely known or recognized.
Think of a 'saying' ('proverb') that is 'relating to' ('-ial') common wisdom — that's why something 'proverbial' is well-known or recognized.