Intense brainstorming while also sleeping. When you get caught falling asleep in a meeting and are suddenly awakened by an accusative colleague or boss, you tell them you were "dreamstorming".
Person 1: "Hey dumbass, you're snoring aloud in the middle of my meeting. You're sleeping?!"
Person 2: "No, dude. I was dreamstorming. It's much different."
Person 2: "No, dude. I was dreamstorming. It's much different."
by TedBob October 25, 2016
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