"절친" is a Korean term that translates to "close friend" or "best friend" in English. It refers to a person with whom one shares a deep bond, trust, and mutual understanding. This relationship often involves spending significant time together, supporting each other emotionally, and sharing personal experiences. In Korean culture, having a 절친 is considered important for social well-being. These friendships can provide a sense of belonging and comfort. People often celebrate their 절친 through various activities, such as going out for meals, attending events, or simply spending time together, reinforcing their connection.