Copperhead

== English == === Etymology === After the dangerous copperhead snake, to which propagandists of the Republican Party compared Democrats interested in appeasement. === Pronunciation === === Noun === Copperhead (plural Copperheads) (US, historical, slang) A northerner who sympathized with the South or wanted to end hostilities during the American Civil War. Synonym: Peace Democrat (US, historical, derogatory) Any member of the Democratic party. [chiefly 1860s]