Fleur-de-lis

n. pl. Fleurs-de-lis (#).
  1. (Bot.) The iris. See Flower-de-luce.
  2. A conventional flower suggested by the iris, and having a form which fits it for the terminal decoration of a scepter, the ornaments of a crown, etc. It is also a heraldic bearing, and is identified with the royal arms and adornments of France.