The Weasleys were arguing about whether or not to tell Harry that Sirius had escaped from Azkaban.
Harry Potter and the Prisoner of Azkaban Glossary
Update this section!
You can help us out by revising, improving and updating this section.Update this section
After you claim a section you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.