- any poisonous plant belonging to the genus Datura, of the nightshade family, the species of which bear capsules covered with prickly spines, especially the jimson weed, D. stramonium.
- the fruit of certain hawthorns of the genus Crataegus.
Origin of thorn apple
First recorded in 1570–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for thorn apple
Tar water is strongly recommended, and also the smoking of the dried leaves of stramonium, commonly called the thorn-apple.
But there is still greater brushiness in the thorn-apple (Fig. 209).
I chose a place in a field just below Old Howieson's farm, where there is a thorn-apple tree to sit or lie under.Great Possessions
They walked back to the lane, cross-lots, and sat down under a thorn-apple tree.Betty Gordon at Bramble Farm
Alice B. Emerson
Observe the very short and spur-like twigs in the thorn-apple; also notice how soon the trunk is lost in the branches.
- a poisonous solanaceous plant, Datura stramonium, of the N hemisphere, having white funnel-shaped flowers and spiny capsule fruitsUS and Canadian name: jimson weed See also stramonium
- any other plant of the genus Datura
- the fruit of certain types of hawthorn