In the D they used to call me Mayor Royce
Now they call me Clay Davis
Guess why, "sheeeeeeeeeeee-it"

from Joe Budden (Ft. Crooked I, Joell Ortiz, Nino Bless & Royce Da 5'9") – Slaughterhouse Lyrics on Rap Genius

Meaning

Mayor Royce is Clarence Royce, the mayor of Baltimore, MD during the first three seasons of the critically acclaimed television series The Wire

Clay Davis is a state senator from the Baltimore, MD area on the same show The Wire. He is most well known for his trademark “Sheeeeee-it” catch phrase

The two characters reciprocally support each other throughout the show

To help improve the meaning of these lyrics, visit “Slaughterhouse” by Joe Budden (Ft. Crooked I, Joell Ortiz, Nino Bless & Royce Da 5'9") Lyrics and leave a comment on the lyrics box