Definition of brainstorming
: a group problem-solving technique that involves the spontaneous contribution of ideas from all members of the group; also : the mulling over of ideas by one or more individuals in an attempt to devise or find a solution to a problem
First Known Use of brainstorming
Seen and Heard
What made you want to look up brainstorming? Please tell us where you read or heard it (including the quote, if possible).