‘s debt default?

The economic crisis in Sri Lanka appears to be getting worse by the day. Sri Lanka’s government has been forced to default on its entire $51 billion of external debt. There’s been a shortage of food, fuel and schools had to cancel exams for a lack of paper.
It’s all led to weeks of anti-government protests – culminating in calls for President Gotabaya Rajapaksa to resign. But what does the default mean?