Frost stands for a chill settling over something — a relationship cooling or enthusiasm put on hold. Its delicate patterns are also read as beauty found in quiet, colder seasons.
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.