Army Pile Share definition Flag Term to describe fecal matter that is both green and brown colored. "Good god man...Looks like there's an army pile in that toilet...Oh man...Vegetasan!!! get that Meekrob outta here!" Army Pile by Carlow Motowski October 14, 2004 0 0 Get merch Get the Army Pile mug. Buy Now — $32.95 See more merch