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\ ˈflī-bī-ˌnīt 
\
\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
adjectiveDefinition 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
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Time Traveler for fly-by-night
The first known use of fly-by-night was in 1822
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