Stack ammo on tracks
Wouldn’t a bullet train literally stack ammo on a track?
Eminem often refers to “stacking ammo” as his way of writing rhymes. He has a giant bin full of rhymes that he’s written over the years so when he says “stacking ammo” he’s refering to writing music.
To help improve the meaning of these lyrics, visit “Session One” by Eminem (Ft. Slaughterhouse) Lyrics and leave a comment on the lyrics box