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fly-by-night

[flahy-bahy-nahyt] / ˈflaɪ baɪˌnaɪt /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

According to a federal complaint, 27-year-old Abdinajib Hassan Yussuf set up a fly-by-night autism center claiming to provide one-on-one therapy for autistic children.

From The Wall Street Journal • Mar. 8, 2026

A fly-by-night journalism outlet called BNN Breaking had used an A.I. chatbot to paraphrase an article from another news site, according to a BNN employee.

From New York Times • Jun. 6, 2024

“I hired this fly-by-night team who set up the balloon in this wooded area,” Levine said.

From Seattle Times • Jun. 3, 2024

Experts say the problem is fueled by the ease of setting up a fly-by-night operation online to move goods.

From Washington Times • Jan. 1, 2024

Those jars were something you might expect to find in the basement of a fly-by-night medical school, not a house full of children.

From "Miss Peregrine's Home for Peculiar Children" by Ransom Riggs




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