Definition: Meaning of, thorn in English to English dictionary.

Pronunciation: / θɔːn /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
thorn thorns
  1. [countable] a sharp point that grows on the stem of a plant such as a rose
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  2. [uncountable and countable] a bush or tree that has thorns
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  3. a thorn in somebody's side someone or something that annoys you or causes problems for a long period of time
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thorn used in phrases

  • Christ thorn (noun)
    1. somewhat climbing bushy spurge of Madagascar having long woody spiny stems with few leaves and flowers with scarlet bracts
  • Christ's-thorn (noun)
    1. spiny tree having dark red edible fruits
    2. thorny Eurasian shrub with dry woody winged fruit
  • Jerusalem thorn (noun)
    1. large shrub or shrubby tree having sharp spines and pinnate leaves with small deciduous leaflets and sweet-scented racemose yellow-orange flowers; grown as ornamentals or hedging or emergency food for livestock; tropical America but naturalized in southern United States
    2. spiny tree having dark red edible fruits
  • Mysore thorn (noun)
    1. spreading thorny shrub of tropical Asia bearing large erect racemes of red-marked yellow flowers
  • cockspur thorn (noun)
    1. eastern United States hawthorn with long straight thorns
  • common thorn apple (noun)
    1. intensely poisonous tall coarse annual tropical weed having rank-smelling foliage, large white or violet trumpet-shaped flowers and prickly fruits
  • evergreen thorn (noun)
    1. evergreen hawthorn of southeastern Europe
  • hedge thorn (noun)
    1. south African shrub having forked spines and plumlike fruit; frequently used as hedging
  • parsley-leaved thorn (noun)
    1. southern United States hawthorn with pinnately lobed leaves
  • thorn apple (noun)
    1. any of several plants of the genus Datura
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