The meaning of Auditorium in dream | Dream interpretation
See Audience, Hall, Music, Building, etc.
See Building and Structure.
If your dream features an auditorium, this symbolizes that you have been delaying an important decision on which you would be wise to act.
Putting ideas on display
Symbolic of a place where similar people are gathered.
To find yourself in an auditorium with dead people or zombies is symbolic of having wandered away from the truth, Prov. 21:16-17