disco effect
n.β Β«Wind energyβs antagonists, meanwhile, are hoping that through petitioning, legal challenges, and political influence their voices will be heard. It is the local issuesβthe hum of the turbines, the flashing red lights on blades that creates a “disco effect”βthat have most activists riled.Β» ββAs windmills spread, some Germans balk at βasparagus fieldsβ” by Charles Hawley Christian Science Monitor May 5, 2004. (source: Double-Tongued Dictionary)