Definitions by Detroit What.

20 Sack 

Hello, McFly... Don't you people have White Castle? 20 Sack is a sack of 20 of nasty ass (but cheap) burgers

Hey, I'm hungry and I want to get really bad heartburn and the shits... lets go pick up a 20 Sack!

20 Sack by Detroit What. June 11, 2003