Meaning of the word "bad blood" in English

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

bad blood

US /bæd blʌd/
UK /bæd blʌd/
"bad blood" picture

Idiom

1.

feelings of hate or anger between people because of arguments in the past

Example:
There's been bad blood between the two families for generations.
After their big argument, there was a lot of bad blood between them.
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