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brainstorm

[breyn-stawrm] /ˈbreɪnˌstɔrm/
noun
1.
  1. a sudden impulse, idea, etc.
  2. a fit of mental confusion or excitement.
adjective
3.
of or relating to brainstorming.
verb (used without object)
4.
to conduct or practice brainstorming.
verb (used with object)
5.
to subject (a problem) to brainstorming.
Origin
1890-1895
1890-95; brain + storm; originally a severe mental disturbance
Related forms
brainstormer, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for brain-storm

brainstorm

/ˈbreɪnˌstɔːm/
noun
1.
a severe outburst of excitement, often as the result of a transitory disturbance of cerebral activity
2.
(Brit, informal) a sudden mental aberration
3.
(informal) another word for brainwave
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for brain-storm

brainstorm

n.

"brilliant idea, mental excitement, fit of mental application," 1849, from brain (n.) + figurative use of storm (n.). As a verb, recorded from 1920s. Related: Brainstormed; brainstorming.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for brain-storm

brainstorm

noun

A sudden idea, esp one that is apt and useful; a happy insight •Brainstorm was a medical term for ''mental explosion'' by the 1890s (1920s+)

verb

To examine and work on a problem by having a group sit around and utter spontaneously whatever relevant thoughts they have: We'll brainstorm the drop in enrollment (1920s+)


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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7
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