say it: BRAYN-stawrm
brainstorm is a noun and verb meaning "the clear (and often sudden) understanding of a complex situation". It carries 2 recorded senses.
the clear (and often sudden) understanding of a complex situation
try to solve a problem by thinking intensely about it
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for brainstorm come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.