Bible Dictionaries
Copperhead

Webster's Dictionary

(1):

(n.) A poisonous American serpent (Ancistrodon conotortrix), closely allied to the rattlesnake, but without rattles; - called also copper-belly, and red viper.

(2):

(n.) A nickname applied to a person in the Northern States who sympathized with the South during the Civil War.

Bibliography Information
Webster, Noah. Entry for 'Copperhead'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​c/copperhead.html. 1828.