not someone's concern
idiom
variants
or none of someone's concern
or no concern of someone's
: not something one is responsible for or involved in
Her affairs are not my concern.
That's no concern of yours.
Dictionary Entries Near not someone's concern
Cite this Entry
“Not someone's concern.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/not%20someone%27s%20concern. Accessed 28 Nov. 2024.
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