This refers to the way that all of the rich, spoiled, white kids from North Scottsdale try to talk black/crunk/thuggin, even though none of them are black or have ever even seen a hood.
A conversation between two Scottsdale residents using 'dale speak:
"Yo G, you wanna run up ta Kierland and tear dat shit up, gangsta g style?"
"Hell's yeah! Dat shit be crunk! My Pops lettin me borrow his ZX5 BMW. You know we gonna get some hos!!!"