A cry of disapproval is a sound or phrase used to express disapproval or dissatisfaction. Common examples include CATCALL (7 letters), fie (3 letters), BOO (3 letters), TUTS (4 letters), HISS (4 letters), and TUT (3 letters). CATCALL is a loud, usually derogatory, whistle or shout made by one person or a group of people. Fie is an exclamation of disapproval or disgust. BOO is an expression of disapproval or contempt. TUTS is an expression of disapproval or disappointment. HISS is a sound made to express disapproval or displeasure. TUT is an exclamation of disapproval or annoyance.