Meaning of the word "of ones own accord" in English

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

of ones own accord

US /əv wʌnz oʊn əˈkɔrd/
UK /əv wʌnz əʊn əˈkɔːd/

Idiom

voluntarily or without being asked or forced

Example:
She decided to resign of her own accord.
The child cleaned his room of his own accord, without being told.