- a lustrous greenish blue, as of certain peacock feathers.
Origin of peacock blue
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for peacock blue
Some years ago very up-to-date young wives "aspinalled" everything pea-green or peacock-blue.Chats on Old Clocks
The parquet floor was almost hidden by priceless rugs from Teheran—white, brick-dust color, and peacock-blue.The Angel
Cyril Arthur Edward Ranger Gull
The colour of the ball or flower in one case was a peacock-blue and in the other dead black.The New Gulliver and Other Stories
Copper gives a peacock-blue which becomes green if the proportion of the copper oxide is increased.
He rode a white horse and wore a robe of orange-yellow brocaded silk, its wide sleeves faced with peacock-blue.Caravans By Night
- a greenish-blue colour
- (as adjective)a peacock-blue car
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012