mushroom cloud
noun
Origin of mushroom cloud
First recorded in 1940–45
Words nearby mushroom cloud
mushin,
mushmelon,
mushmouth,
mushroom,
mushroom anchor,
mushroom cloud,
mushroom slab construction,
mushroom ventilator,
mushy,
mushyheaded,
musial
British Dictionary definitions for mushroom cloud
mushroom cloud
noun
the large mushroom-shaped cloud of dust, debris, etc produced by a nuclear explosion