bleu-de-roi

[French blœduh-rwa]

Origin of bleu-de-roi

1840–50; < French: literally, king's blue
Also called bleu roy·al [French blœ rwa-yal; English bloo roi-uh l, roi-al] /French blœ rwaˈyal; English ˈblu ˈrɔɪ əl, rɔɪˈæl/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018