Hair gel holds a style firmly, read as a wish to keep control and look sharp. Too much of it can stand for rigidity or trying too hard to impress.
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.