by izzit-me February 04, 2010
When you have a bong of some sort and light the weed slowly and let the smoke inside get really smokey to the point where it looks like milk.
1st person: Damn thats a lot of Mu Mu Milk you got there.
2nd person: Ha, yeah i know.
1st: You bout to be blazed as fuck!
2nd: MU MU MILK!!!
2nd person: Ha, yeah i know.
1st: You bout to be blazed as fuck!
2nd: MU MU MILK!!!
by kewoto September 11, 2011
by J.C.C. February 09, 2018