What does eating a partner mean in Nanjing dialect?

The dining partner in Nanjing dialect describes an extroverted person who is familiar with others, good at communication and likes to express his opinions in time. Whether he is an acquaintance or a stranger, he can find a topic to talk about. Some people like this type of people, others don't like this type of people, so they are given a name, especially those who talk so much that people are disgusted. Food Companion contains derogatory elements in Nanjing dialect.