Mouths (off) can refer to a variety of verbal expressions, such as rants, sasses, YAPS, and spouts. Rants are long, angry speeches that are often used to express strong emotions. Sasses are short, sharp remarks that are usually used to show disrespect or defiance. YAPS are short, loud conversations that are often used to express excitement or enthusiasm. Finally, spouts are long, continuous talks that are often used to express opinions or beliefs.