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fly-by-night

fly-by-night

pronunciation:
flaI baI naIt
parts of speech:
adjective, noun
part of speech: adjective
definition 1: irresponsible or unreliable, esp. in business dealings.
definition 2: not lasting long; transitory.
 
part of speech: noun
inflections: fly-by-nights
definition 1: someone or something that is irresponsible or unreliable.
definition 2: something that is unreliable because it is temporary.