English Expression · Intermediate
butt worm
A pinworm
Pronunciation: say butt worm
Meaning
A colloquial, informal term for a pinworm infection.
Example
The doctor explained that the child had a case of butt worms and prescribed medication.
The doctor explained that the child had a case of butt worms and prescribed medication.
Practice tips
- Practice butt worm out loud — read the pronunciation guide above and repeat.
- Use it in your own sentence today; reuse beats rereading.
- Pay attention to context: this English expression is for intermediate-level learners.