A Jeer or Remark at a Live Stage Performance

This page is the CodyCross answer for the clue below from Inventions, Group 50, Puzzle 5.

Question is: A Jeer or Remark at a Live Stage Performance

and the answer is: CATCALL

Word Meaning:

CATCALL — A shout or whistle expressing dislike, especially from a crowd or audience; a jeer, a boo.

Definitions from Wiktionary.