Meaning of the word "someone's (own) flesh and blood" in English

What does "someone's (own) flesh and blood" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

someone's (own) flesh and blood

US /ˈsʌm.wʌnz oʊn flɛʃ ænd blʌd/
UK /ˈsʌm.wʌnz oʊn flɛʃ ænd blʌd/
"someone's (own) flesh and blood" picture

Idiom

1.

a person's close relatives, especially their children

Example:
How could you treat your own flesh and blood like that?
She would do anything for her flesh and blood.
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