A saucer catches what the cup lets fall, so it is read as support in the background and small acts of care. Tradition also links it to manners and the ritual of being served.
Has this come up in your dreams before? What was going on in your life then?
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.