Wings sprouting from your own back are traditionally read as a new ability or confidence taking shape. It is a classic image of transformation — becoming ready for something you could not do before.
Where in your waking life have you met something like this lately?
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.