Definition of "mushroom cloud" []

• A cloud of smoke and debris shaped like a mushroom, especially one created by the detonation of a nuclear bomb. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The rage blooms purple in my mind, amid a small mushroom cloud of pulverized grit and the burning smell of the sock that comes between the rock and the chockstone, melting with the friction heat of each strike."
• ""It is difficult to put the mushroom cloud back iato the steel casing.""