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1 definition by Buck_Turgidson

 
1.
Indicating retardation in both speech and thought; incomprehensible guttoral sounds intended as English predominantly spoken in the South. See also Southern Accent
Southerner: "Derp-de-DERP! Twang, twannnggg......"

Northerner: "WTF did he just say???"

Southerner: "Derp-de-DOOOO!!! Heheheh!"

Northerner: "Fuck it, I'll find I-95 on a map. Thanks anyway."
by Buck_Turgidson October 05, 2010