Definition of black swan in English:

black swan

Syllabification: black swan

noun

  • 1A mainly black swan with white flight feathers, which is common in Australia and Tasmania and has been introduced widely elsewhere.
    • Cygnus atratus, family Anatidae
    More example sentences
    • There were black swans and white swans in the park, and a huge dolls' house where rabbits lived.
    • The Delhi zoo had about 4-5 pairs of black swans, but now their numbers has come down to one male and two females.
    • There was also a mass of black swans, making little cooing sounds that reminded me of learning to play the recorder in primary school.
  • 2An unpredictable or unforeseen event, typically one with extreme consequences: [as modifier]: geopolitical black swan events, such as the Arab Spring and the Japanese earthquake, have further complicated the market dynamics
    More example sentences
    • Traders stop blaming losses on so-called Black Swans and instead accept that their own models are wrong.
    • Options provide the right to buy a stock at a prearranged price in the future, presumably helping to protect buyers from black swans.
    • At the same time, even if we were to accept that black swans really are the drivers of history, would that necessarily mean that they are unpredictable?

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Pronunciation: ˈtɔːtiː
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a tortoiseshell cat