an Australian swan, Cygnus atratus, having mostly black plumage and a red bill.
an occurrence or phenomenon that comes as a surprise because it was not predicted or was hard to predict (often used attributively): a disastrous black-swan event that only appeared obvious in hindsight.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use black swan in a sentence
The film black swan, with costumes by Rodarte, had an enormous impact on fashion.
Natalie Portman The black swan Oscar winner rapped on SNL with The Lonely Island.When Celebrities Rap: Watch Anne Hathaway, Natalie Portman, Gwyneth Paltrow and More Spit Rhymes | Marina Watts | April 9, 2014 | THE DAILY BEAST
The Fountain was one long fight, The Wrestler was divorce, and then we reconciled on black swan.‘Noah’ is a Global Warming Epic About the Battle Between Religion and Science, Says Cinematographer | Marlow Stern | March 27, 2014 | THE DAILY BEAST
Both The Fountain and black swan had their own exhibits, the latter of which Sidhu also assisted on.
Craig Johnson just had Skeleton Twins come out and Mark Heyman wrote black swan.True Detective Director Cary Fukunaga’s Journey from Pro Snowboarder to Hollywood’s Most Wanted | Marlow Stern | February 26, 2014 | THE DAILY BEAST
The black swan, is singing to fine fashionable houses, and bids fair to stand unrivalled in the world of Song.
One of these spring announcements was discovered, some years since, in an old drawer at the “black swan.”The Great North Road: London to York | Charles G. Harper
Mrs. Finn had long since been quite sure that a real black swan had been sent forth out of her nest.Phineas Finn | Anthony Trollope
So at last we found that the black swan was entirely our own.The Adventures of Gerard | Arthur Conan Doyle
The black swan can hardly be called a game bird, but it is shot on all the lakes and swamps along the southern coast.Australian Pictures | Howard Willoughby
British Dictionary definitions for black swan
a large Australian swan, Cygnus atratus, that has a black plumage and red bill
a phenomenon that occurs even though it had been thought to be impossible
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