Olives are bitter until they are cured, and the olive branch is the ancient sign of peace. Tradition reads them as reconciliation, patience and a taste that is learned over time.
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.