dude 2: Dude i gave her a milk bag but i forgot to tell her to take it off!!
Originated in Southwest Guam in a reference to the fact that Canadians invented the 'Milkbag' as an alternative to the 'Milk Jug'.
Guy 2: Wow she is. Says she's in a relationship, check his Facebook.
Guy 1: Man this guy is a milk bag.
Guy 2: Standard.