Dank refers to something of good quality, or substance.
Anything Better than the norm, or exeptionally good. Usually appealed to the Smell and Taste senses.
(Often used as a stoner reference to good quality weed, Marijuana).
Pre era-90's (less used)
A smelly moist place. Like a sewer.
This is the most dank Chicken i have ever had.
I have the Dankest Weed you will ever smoke.