197 Fly-by-night
(PW) unreliable, untrustworthy
I don’t want to buy my computer from that store. It’s a fly-by-night company; they may not be in business next year.
(free) Informal, adj.
1. Unreliable or unscrupulous, especially with regard to business dealings: "fly-by-night telephone companies that open up shop, sell some systems, then disappear when service is needed" (Mary Ellen Jordan).
2. Of an impermanent or insubstantial nature: fly-by-night fashions in clothing.
n.
1. An unscrupulous or undependable person, especially one who leaves secretly without paying creditors.
2. Something of a shaky or impermanent nature.
1. unreliable or untrustworthy, esp in finance
2. brief; impermanent
n also fly-by-nighter
1. an untrustworthy person, esp one who departs secretly or by night to avoid paying debts
2. a person who goes out at night to places of entertainment
(MW) Function: noun Date: 1822
1 : one that seeks to evade responsibilities and especially creditors by flight
2 : one without established reputation or standing; especially : a shaky business enterprise
(your) adjective
not trustworthy; esp., financially irresponsible
noun
a fly-by-night person; esp., a debtor who runs away to escape debts