Song: "Hova Song" (1999)
Album: Vol. 3... Life and Times of S. Carter
First Meaning: Jay plays ball as hard as MJ did, and when his jumper is on, he will score 50 points in a short span of time.
Second Meaning: In a totally non-prophetic move, because he works very hard, Jay predicted he could end 50 Cent's career in like 10 minutes.

Complex Says: Why didn't Jay-Z ever play in, like, a Rock n Jock basketball game or something.

Is It A Double Entendre? English Professor Adam Bradley: "Epithet."