Jug it Share definition Flag Using a random glass most commonly a jug that has nothing to do with being used as a cup or glass and pounding beer out of it. -JUG IT! -Ward - why is he puking everywhere -Mike - he decided to jug it. Jug it by fuck the system January 12, 2008 0 0 Get merch Get the Jug it mug. Buy Now — $32.95 See more merch