a fool's errand

an attempt to do something that has no chance of success Billions of dollars have been spent on long-range weather forecasting, but it's a fool's errand.

Common Names:

Name	Pronounced	Usage
Genevieve	['dʒenəvi:v]
Ignatz	-	German
Woodrow	['wudrəu]
Sjoerd	SHOORT (Dutch)	Frisian, Dutch
Kimi	KEE-mee	Finnish
Quidel	-	Native American, Mapuche