blue law


noun

any puritanical law that forbids certain practices, especially drinking or working on Sunday, dancing, etc.
Compare sumptuary law.

Origin of blue law

An Americanism dating back to 1775–85

Example sentences from the Web for blue law

  • I wonder if there's any blue-law that forbids opening chair-car windows.

    The Wishing-Ring Man |Margaret Widdemer
  • After all, are we so far removed from the blue-law regime of early New England?

    The Menace of Prohibition |Lulu Wightman