thorn
Thorn (noun) means a sharp, hard, pointed growth on a plant stem or branch. Example: “She pricked her finger on a rose thorn while pruning the bush.”
How to use thorn
Learner’s notesIn plain EnglishA sharp spike on a plant — or, figuratively, a person or problem that keeps causing you grief.
In the phrase "a thorn in someone's side," it always means a persistent annoyance, not a literal injury.
Word forms
- Plural
- thorns
- Third person singular
- thorns
- Past tense
- thorned
Fill the gap
Can you complete this real example?
She pricked her finger on a rose _____ while pruning the bush.
Etymology
From Old English þorn, going back to a very old Germanic word for a sharp spike, related to a root meaning "stiff."