What does "egregious" mean?

Egregious: Surpassing; extraordinary; distinguished (in a bad sense); -- formerly used with words importing a good quality, but now joined with words having a bad sense; as, an egregious rascal; an egregious ass; an egregious mistake. The egregious impudence of this fellow. Bp. Hall. His [Wyclif's] egregious labors are not to be neglected. Milton.