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1.
Adj. -- of high or exceptional quality.

N. -- a delicious sauce or condiment.

A modified use of dank, usually used to describe food rather than marijuana.
"Dude, that backflip was double dank sauce!"

"I'd like a cheeseburger and fries, with some double dank sauce on the side, please."
by Eric Guan September 19, 2011