Hillbilly way of saying "doesn't" as in Patrick Swayze's She's Like the Wind.
She leads me through moonlight / Only to burn me with the sun / She's taken my heart / But she dudn't know what she's done
by the "cooler" June 03, 2010
Texan contraction, mixing "didn't" and "doesn't", therefore covering both past and present tense jointly.
Yeah, I've been commutin' into Houston for five years, and I hate the drive, but it DUDN'T make no sense to pay rent for a house in town when I can live out-a-town for free.
by Flossy Salida April 15, 2004