磨嘴 Traditional form: 磨嘴 Pinyin (reading): mózuǐ Definitions: to argue pointlessly to talk incessant nonsense to blather Characters: 磨 - millstone; to grind, to polish, to rub, to wear out 嘴 - mouth, lips Traditional characters: 磨 - millstone; to grind, to polish, to rub, to wear out 嘴 - mouth, lips