Main Entry: cop·per·head

Pronunciation: \ˈkä-pər-ˌhed\

Function: noun

Date: 1775

1 : a common pit viper (Agkistrodon contortrix) of the eastern and central United States usually having a copper-colored head and often a reddish-brown hourglass pattern on the body
2 : a person in the northern states who sympathized with the South during the American Civil War

[copperhead illustration]