brainstorm, noun, verb.
1. (Informal.) a sudden inspiration.
2. a sudden and violent, but temporary, mental disturbance.
v.i. to stimulate the imagination of a group by having its members state every solution of a problem that comes to mind, withholding all criticism until the production of ideas is exhausted.
v.t. 1. to subject (a group or a problem) to brainstorming.
2. to arrive at (a solution or idea) by brainstorming.