1. One of names for the Lady of the Lake, also spelled Nimue, Powerful Enchantress, or Fay, who gave King Arthur Excalibur.
2. A girl who is totally indescribable. Like her name sake, she slips through your fingers like water, and leaves you thirsting for more. She's playful and untameable, so don't bother trying.
1. Girl: In class We studied Arthur, Merlin, and Nimune.
Mom: oh... That's nice dear.
2. Guy: I never can catch that girl...
Guy's friend: What do you expect? She's Nimune.