ˈkɔːʃ(ə)n ˈkɑːʃ(ə)n ˈkɑʃn̩ ˈkævɪæt ˈkæviɑt (law) a formal notice filed with a court or officer to suspend a proceeding until filer is given a hearing a caveat filed against the probate of a will a warning against certain acts a caveat against unfair practices