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black spot

or black·spot

[blak spot for 1; blak spot for 2]
See more synonyms for black spot on Thesaurus.com
noun
  1. Plant Pathology. a disease of plants, characterized by black spots on the fruit and foliage, twig lesions, defoliation, and rotting, caused by any of several fungi, as Diplocarpon rosae, or bacteria.
  2. British.
    1. a hazardous place in a road where accidents frequently occur.
    2. a dangerous area or place.
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Origin of black spot

First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for black spot

Historical Examples

  • Alas, it is a well-spring, as we said, this black-spot; and will not tread down!

    The French Revolution

    Thomas Carlyle

  • They came from what in orthodox parlance was known as the "Smwtyn Du" the heretical "black-spot" in Wales.

    An Artilleryman's Diary

    Jenkin Lloyd Jones


British Dictionary definitions for black spot

black spot

noun
  1. a place on a road where accidents frequently occur
  2. any dangerous or difficult place
  3. a disease of roses, Diplocarpon rosae, that causes circular black blotches on the leaves
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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