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passing muster

phrase

present participle of pass muster
as in flying
to withstand scrutiny and gain acceptance or approval His repeated insistence that "it wasn't me" doesn't pass muster.

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“Passing muster.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/passing%20muster. Accessed 30 Nov. 2025.

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