1) term describing the brown appearance of dead foliage. usually following the application of herbicide. 2) term describing a reduction in power distributed by an electric utility. usually associated with extreme demand but sometimes with tree-related damage.

Merriam-Webster Online Dictionary
brownout (noun)
a period of reduced voltage of electricity caused especially by high demand and resulting in reduced illumination
brownout (Wikipedia)

Brownout may refer to:

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