Pronunciation: (flûr"dl-ē', -ēs', floor"-; Fr. flœr du-lēs'),[key] —n., —pl.fleurs-de-lisPronunciation: (flûr"dl-ēz', floor"-; Fr. flœr-du-lēs').[key] 1. a heraldic device somewhat resembling three petals or floral segments of an iris tied by an encircling band.
2. the heraldic bearing of the royal family of France.
3. the iris flower or plant. Also,fleur-de-lys(for defs. 1, 2).