brainwave• He might get a brainwave during school, or he might end up selling it to Desperate Dan.• But then he had a brainwave.• Unless someone comes up with a brainwave soon, I can't see how we can possible get out of this mess.• Clark then wrote up the experiment, which appeared to confirm his initialbrainwave, and submitted it to Nature.• Yet that is exactly what the PrimeMinister seemed to be doing when he unveiled his latest brainwave.• It had been Arthur's brainwave in the night; they must know Clare's second name, and address.• Bibby's brainwave for Badger's bins Redundantstorage bins at Wilton have a new use - as havens for badgers.• She tensed, struck by a sudden brainwave.