Mason and Dixon line

Also found in: Thesaurus, Encyclopedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Mason and Dixon line - the boundary between Maryland and PennsylvaniaMason and Dixon line - the boundary between Maryland and Pennsylvania; symbolic dividing line between North and South before the American Civil War
References in periodicals archive ?
As readers of cartographic symbols like the Mason and Dixon Line, we almost instinctively engage the past as if it were weightless and beneath our feet, unconscious of the collective past embedded in those geographic symbols.
In general the terms Middle West and Midwest designate the region bounded on the east by the Appalachians, on the north by Canada, on the south by an extension of the Mason and Dixon Line, and on the west by the Rockies.
The courts ruled in the following cases that penalties designated as liquidated damages were deductible if they were compensatory or remedial in nature, not primitive (Middle Atlantic Distributors, 72 TC 1136 (1979); The Mason and Dixon Lines, Inc.