Common definition urban word for a large amount of money, to have large amounts of money.
"Will Smith, and Bill gates have jobs, and they make mad stacks!"

"look, all we have to do is state that we are clincally insane , and then the government will write us checks... I'm talking MAD STACKS, Eugene."
by Jojo Martinez September 1, 2006
Get the Mad Stacks mug.
"Bossman told me to hit the bricks. All good tho, I'm sittin' on mad stacks of cabbage over here"
by irieite August 24, 2011
Get the mad stacks of cabbage mug.