A thermos keeps warmth sealed in for hours, and it is read as staying power, preparation for a long day and care that lasts beyond the moment it was given.
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.