moonshine

noun

• The light of the moon; moonlight.
• High-proof alcohol (especially whiskey) that is often, but not always, produced illegally.

  "They watered down the moonshine."

• Nonsense.

  "He was talking moonshine."

• A branch of pure mathematics relating the Monster group to an invariant of elliptic functions.
• A spiced dish of eggs and fried onions.
• A month.