Lady Muck

British  

noun

1. informal an ordinary woman behaving or being treated as if she were aristocratic See also Lord Muck

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Example Sentences

"It's taken this one manicure to completely change my sense of wellbeing, my outlook and to bring back a positive feeling and happy vibes from before lockdown," says Luce, from north London, one of the first customers at The House of Lady Muck, a nail bar in the West End.

From BBC

I was Lady Muck in residence in our bedroom.

From BBC

“And as for you, Lady Muck,” the landlady called up.

From Literature

During his last, unsuccessful campaign for Parliament in 1997, Ms. Hamilton was depicted in the media, to her delight, as a Lady Muck or a Lady Macbeth, possibly as revenge for her calling journalists “greasy reptiles.”

From New York Times