Hunker down is a phrase that means to settle in or prepare to wait out a difficult situation. Synonyms for hunker down include bunker down, brace yourself, buckle down, dig in, nestle in, settle in, and prepare for the worst. Other similar phrases that convey a similar meaning include weather out, ride it out, bear down, and stand firm. These phrases are often used in times of crisis, such as during a natural disaster or a pandemic. When faced with an uncertain situation, it's important to hunker down and prepare for the worst, but also to remain resilient and hopeful in the face of adversity.