A noose is traditionally read as pressure tightening around you — a deadline, a debt, a situation with no slack left. If it echoes thoughts of ending your life when awake, please talk to someone you trust or call a local helpline.
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.