English edit

Etymology edit

moonless +‎ -ly

Adverb edit

moonlessly (not comparable)

  1. In a moonless way; without a moon or the Moon.
    Night fell moonlessly.
    • 2007, “Life After Sundown”, performed by Glass Candy:
      Night descends moonlessly / Cops are humming tunelessly / Walking in a straight line / Cold pistol in the inner coat pocket