A lighthouse keeper stands for a steady watch kept alone for the sake of others. Tradition reads it as guidance, solitude and the responsibility of keeping a light burning.
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.