1. augean - Adjective
2. augean - Adjective Satellite
Of or pertaining to Augeus, king of Elis, whose stable contained 3000 oxen, and had not been cleaned for 30 years. Hercules cleansed it in a single day.
Hence: Exceedingly filthy or corrupt.
Source: Webster's dictionaryBut to the Protestants it seemed far from thorough; Martin Luther had his edition (1538) prefaced with a vignette showing the cardinals cleaning the Augean stable of the Roman Church with foxtails instead of brooms. Source: Internet
Heracles accomplished these tasks, but Eurystheus did not accept the cleansing of the Augean stables because Heracles was going to accept pay for the labor. Source: Internet
Now Napoleon saw him as the person to clean the Augean stables of the Dutch client state. Source: Internet
To extend what may have once been ten Labours to the canonical dozen, it was said that Eurystheus didn't count the Hydra, as he was assisted, nor the Augean stables, as Heracles received payment for his work. Source: Internet