What does Pingjiang mean when he says that a person is a pot?

In Pingjiang, saying that a person is a pot means that a person is very poisonous and does not leave any room for the other party. This person is particularly vicious and has no good meaning. Pingjiang Hakka dialect is distributed in the mountainous area of Li Anyun, which belongs to Hakka Tonggu piece and is a typical representative of Hunan Hakka. The number of Hakka speakers in Pingjiang is small, showing a trend of extinction. Pingjiang dialect has 22 initials, including zero initials.