We have no meanings for "blue-grey smoke" in our records yet.
1 They spluttered briefly, belching out a ring of blue - grey smoke , then the fire really caught.
2 Veils of blue - grey smoke had crept down the street in recent minutes, solidifying the sunlight.
3 A thin spiral of blue-grey smoke curled through it and evaporated into the shadows of the trees.
4 The engineer, who had joined us, drew my attention to the thin wisp of almost invisible blue-grey smoke from our own stern.
5 Then, in the part of the sky that she could see between her own silvery feet, Vivian noticed a cloud of blue - grey smoke .
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