Meaning of the word "not worth a brass farthing" in English

What does "not worth a brass farthing" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

not worth a brass farthing

US /nɑːt wɜːrθ ə bræs ˈfɑːr.ðɪŋ/
UK /nɒt wɜːθ ə brɑːs ˈfɑː.ðɪŋ/
"not worth a brass farthing" picture

Idiom

completely worthless or of very little value

Example:
His promises are not worth a brass farthing.
That old car is not worth a brass farthing now.