blue law

1. 1.

   a statute regulating work on Sundays

   Broaderlaw

   law

Questions about blue law

What does blue law mean?

blue law means "a statute regulating work on Sundays".

Is blue law a common word?

blue law is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.