A piggy bank is traditionally read as patience with small things — saving, waiting, letting value build slowly. Breaking one open is taken as the moment you decide to use what you have quietly gathered.
When this appeared in your dream, what were you feeling?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.