brainstorm

älynvälähdys, älynväläys

pitää aivoriihi To investigate something, or solve a problem using brainstorming.
To participate in a brainstorming session.
puhekieltä A sudden thought, particularly one that solves a long-standing problem.

I had been working on the problem for weeks, and then I had a brainstorm and saw that the solution was easy.

A terrible fielding error from Tony Graffanino proved costly. ... Aaron Rowand collected an RBI double to get them off the mark before Graffanino's brainstorm. Juan Uribe hit a roller to the second baseman, who let the potential inning-ending double-play ball roll under his glove, leaving runners at first and third bases.