catcall
noun /ˈkætkɔːl/
/ˈkætkɔːl/
[usually plural]- a noise or shout expressing anger at or criticism of somebody who is speaking or performing in public
- A chorus of catcalls and boos erupted in the middle of the ballet.
Word Originmid 17th cent.: from cat + call, originally denoting a kind of whistle or squeaking instrument used to express disapproval at a theatre.