I. ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: brain + storm
1. : a violent transient mental derangement
2. : a sudden inspiration or bright idea
3. : a harebrained idea : a wild or impractical flash of inspiration
II. intransitive verb
: to practice a conference technique by which a group attempts to find a solution for a specific problem by amassing all the ideas spontaneously contributed by its members