In golf, a Phoeix is a hole in one on a par 6, or 2 strokes on a par 7. This is an unofficial term due to its mythical status. It's similar to the mythical Phoenix bird in the sense that it has been heard of on a few accounts, but never officially seen or recorded ever in history. Therefore, earning the mythical status of "a Phoenix."
Kevin scored a hole in one on a par 3 with his Titleist AP2 712 8 iron and a phoenix with his U510 4 iron. He's earned mythical status with his Phoenix-Par 6