mason-dixon line

1. 1.

   the boundary between Maryland and Pennsylvania; symbolic dividing line between North and South before the American Civil War

   SynonymsMason and Dixon lineMason and Dixon's line

   Broaderstate line

Questions about mason-dixon line

What does mason-dixon line mean?

mason-dixon line means "the boundary between Maryland and Pennsylvania; symbolic dividing line between North and South before the American Civil War".

What is another word for mason-dixon line?

Close synonyms include Mason and Dixon line, Mason and Dixon's line. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.