Grey Thrush in dreams
A patient repeater — a thought you keep coming back to until it lands properly.
How grey changes the reading
Grey colour layers ambiguity onto the symbol. The base meaning is still there, but the dream is saying you do not yet have the colour information — the situation has not declared itself.
The base reading of Thrush
A thrush in a dream is the dream's image of the line you keep rehearsing. Thrushes sing in phrases, repeating each one until it sits right, and the dream uses them when something in you is trying to get a feeling, a sentence, or a decision into its final form. A thrush close to you is encouragement to keep rephrasing what you mean instead of giving up on saying it. A dead thrush is the dream marking that you abandoned the work of getting a difficult thing said properly.