fly-by-night

noun
\ ˈflī-bī-ˌnīt How to pronounce fly-by-night (audio) \

Definition of fly-by-night

 (Entry 1 of 2)

1 : one that seeks to evade responsibilities and especially creditors by flight
2 : one without established reputation or standing especially : a shaky business enterprise

fly-by-night

adjective

Definition of fly-by-night (Entry 2 of 2)

1 : given to making a quick profit usually by shady or irresponsible acts
2 : transitory, passing fly-by-night fashions

First Known Use of fly-by-night

Noun

1822, in the meaning defined at sense 1

Adjective

1914, in the meaning defined at sense 1

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Time Traveler for fly-by-night

Time Traveler

The first known use of fly-by-night was in 1822

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Cite this Entry

“Fly-by-night.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fly-by-night. Accessed 8 Jul. 2020.

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More Definitions for fly-by-night

fly-by-night

adjective

English Language Learners Definition of fly-by-night

informal : trying to make money quickly by using dishonest or illegal methods

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