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Adjective: fly-by-night  'flI-bI,nIt
  1. (of businesses and businessmen) unscrupulous
    "a fly-by-night operation";
    - shady
  2. Ephemeral
    "the symphony is no fly-by-night venture"
Noun: fly-by-night  'flI-bI,nIt
  1. A debtor who flees to avoid paying

Derived forms: fly-by-nights

See also: impermanent, temporary, untrustworthy, untrusty

Type of: debitor, debtor

Encyclopedia: Fly-by-night