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sour gum

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noun
  1. a tree, Nyssa sylvatica, of eastern North America, having elliptic leaves, dark-blue, berrylike fruit, and wood with a variety of commercial uses.
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Compare tupelo.

Origin of sour gum

An Americanism dating back to 1775–85
Also called black gum, beetlebung, pepperidge.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for black gum

Historical Examples

  • The leaves of the sour-gum, the first tree to turn, showed blood-red.

    Wild Folk

    Samuel Scoville


British Dictionary definitions for black gum

sour gum

noun
  1. a cornaceous tree, Nyssa sylvatica, of the eastern US, having glossy leaves, soft wood, and sour purplish fruitsAlso called: black gum, pepperidge See also tupelo Compare sweet gum
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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