southernism

(sut̸hərn iz′əm)

noun

  1. a word, expression, or practice peculiar to the south
  2. ☆ an idiom peculiar to the southern U.S.

See southernism in American Heritage Dictionary 4

noun
  1. An expression or a pronunciation characteristic of the southern United States or southern England.
  2. A trait, attitude, or practice characteristic of the South or southerners, especially in the United States.
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