The thing which the phrase “dying fall” most likely mean in both excerpts is:
This is the performance of a number of dramatis personae on a stage in the presence of audience to pass across a message.
With this in mind, from the drama Twelfth Night, we can see that a phrase "dying fall" is used to show that something is slowly faded away.
Read more about Twelfth Night here:
https://brainly.com/question/2189025