Wonderfully Wintry IELTS Band 9 Vocabulary

Jessica Beck teaches Band 9 IELTS vocabulary for describing cold weather. She introduces terms like blustery, nippy, and frigid, and explains how to express feelings about cold weather using idioms like 'curl up on the couch' and 'hunker down.' The video also promotes the IELTS Energy Podcast and encourages following their Instagram for more vocabulary tips.

What does the phrase 'to hunker down' mean?

Why is the vocabulary discussed considered 'Band 9'?