blue-sky

adjective \ ˈblü-ˈskī \

Definition of blue-sky

1 : having little or no value
  • blue-sky stock
2 : not grounded in the realities of the present : visionary
  • blue-sky thinking

First Known Use of blue-sky

1903

in the meaning defined at sense 1

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Law Dictionary

blue-sky

adjective

legal Definition of blue-sky

1 : having little or no value
  • blue-sky stock
2 : of or relating to blue-sky laws

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