learnerplumber

noun
UK /ˈlɜːnə plʌmə/
US /ˈlɝːnər plʌmər/

A learner plumber is a person who is learning how to fix water pipes and sinks.

The learner plumber helped his teacher fix a leaky pipe under the kitchen sink.


OTHER MEANINGS

2. A beginner who is still learning basic plumbing skills.

As a learner plumber, she practiced joining pipes every day.

3. Someone who works with an experienced plumber to gain hands-on training.

The learner plumber watched closely as the expert repaired the boiler.

4. A person enrolled in a plumbing course or training program.

Every learner plumber in the class had to pass a safety test.