redneck

Short definition from Wiktionary

Noun

1. 1
   A poor, rural, usually white, person from the Southern United States or parts of the Midwest and Northeast, especially one whose beliefs are seen as unsophisticated and backward; sometimes with additional connotations of being bigoted.
2. 2
   yokel, hick, country bumpkin
3. 3
   Any of the miners who wore red bandanas for identification during the West Virginia mine war of 1921.
4. 4
   A member of a certain Baltimore street gang, active in 1859.
5. 5
   A Roman Catholic.