To see a jaybird in your dream, signifies pleasant, but unproductive labor.
To see a dead jaybird in your dream, signifies domestic quarreling.
Power, assertiveness, standing up for yourself and your needs. Bullying or inappropriate use of power. Dreaming of this animal can represent:
Having too much of one of these qualities, or that you could benefit by being less this way
Not having enough of one of these qualities, or that you could benefit by being more like this
Someone or something in your real life with whom you associate one of these qualities (an event, situation, threat, etc.)
For more clues, pay attention to what the animal was doing or any particular characteristic that stood out.