Meaning of the word "don't bark if you can't bite" in English

What does "don't bark if you can't bite" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

don't bark if you can't bite

US /doʊnt bɑːrk ɪf juː kænt baɪt/
UK /dəʊnt bɑːk ɪf juː kɑːnt baɪt/
"don't bark if you can't bite" picture

Idiom

do not threaten someone if you do not have the power or intention to follow through with it

Example:
You keep saying you'll quit, but don't bark if you can't bite.
He threatened to sue us, but I told him don't bark if you can't bite.