Generally considered a God among men. However, this is not the case. Kyu is the God among Gods, the greatest of all. His charm, mastery of humanity, and exceptional skills with the ladies are masked, appropriately, by his true modesty. The sign of the greatest.
"Yo dude, that man just pulled a Kyu"
::smack:: "Are you kidding me? No mortal has that skill."
Used in martial arts to separate the kids from the grown-ups. A kid has a mon degree, a grown up (14 or above) has a kyu grade. A mon degree is white with a stripe of the colour while the kyu is fully coloured.