Complete Dictionary of Dreams
by Dr. Mıchael Lennox
These ubiquitous objects are indications of how to shift your current environment. There is a sense of urgency connected with exit signs, as they are posted generally for the purpose of rapid evacuation. In a dream, they are the indication that your current level of risk is acceptable because you know where to move to reduce that risk when you feel the need. What situation in your life feels slightly uncomfortable such that you would prefer to know where the nearest exit is?
New American Dream Dictionary
by Joan Seaman - Tom Philbin
Desire to get out of a particular situation.
Christian Dream Symbols
by Tyler Wolfe
A way out of trouble, 1 Cor. 10:13