Meaning of the word "empty vessels make the most noise" in English

What does "empty vessels make the most noise" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

empty vessels make the most noise

US /ˈɛmp.ti ˈvɛs.əlz meɪk ðə moʊst nɔɪz/
UK /ˈɛmp.ti ˈvɛs.əlz meɪk ðə məʊst nɔɪz/
"empty vessels make the most noise" picture

Idiom

people who have little knowledge or ability are often the ones who talk the most or the loudest

Example:
He talks a lot about business, but he has no experience; empty vessels make the most noise.
Don't be intimidated by his boasting; remember that empty vessels make the most noise.