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jimson weed(ˈdʒɪmsən) or
(Plants) US and Canadian a poisonous solanaceous plant, Datura stramonium, of the N hemisphere, having white funnel-shaped flowers and spiny capsule fruits. Also called (in Britain and certain other countries): thorn apple
[C17: from earlier Jamestown weed, from Jamestown, Virginia]
a coarse, rank weed, Datura stramonium, of the nightshade family, with poisonous oaklike leaves, tubular flowers, and prickly fruit. Compare thorn apple.
[1805–15, Amer.; variant of Jamestown weed, after Jamestown, Virginia]
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|Noun||1.||jimson weed - intensely poisonous tall coarse annual tropical weed having rank-smelling foliage, large white or violet trumpet-shaped flowers and prickly fruits|
thorn apple - any of several plants of the genus Datura