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1.
The anal tract, the close cousin of the "hershey highway." The reference, of course, being the possible presence of poop in said passageway. Sexually speaking, going down that pudding parkway means taking your partner up the ass.
Dude, you get brown wit dat bitch?

Strait up, niggah! Took a ride down dat pudding parkway, baby!
by mistahtwist March 10, 2011