But behind the locked door at the top of the house, the picture of Dorian Gray grew older every year. The terrible face showed the dark secrets of his life.The heavy mouth, the yellow skin,the cruel eyes -- those told the real story. Again and again, Dorian Gray went secretly to the room looked first at the ugly and terrible face in the picture, then at the beautiful young face that laughed back at him from mirror
what does this phrase mean?: "heavy mouth"
Edit: this excerpt comes from "Picture of Dorian Gray", written by Oscar Wilde. thank to Catija.