What is the meaning of Dank?

Dark, damp and humid.

Moist and sticky, highly potent.

Great, awesome.

Moisture; humidity; water.

Strong, high-quality cannabis.

To moisten, dampen; used of mist, dew etc.

A small silver coin formerly used in Persia.

gratitude, thanks

show/token of recognition

reward, recompense

inflection of danken:

  1. first-person singular present indicative
  2. imperative

first-person singular present indicative

imperative

thanks to, because of

tax, fine, levy, duty

second-person singular imperative of danken

Source: wiktionary.org