monster money Share definition Flag The two dollars and fifty cents you save just to buy a monster (the energy drink that is). Jp-"Gah! I only have $1.50...Damnit!" Molly-"Nah dont worry I got monster money" Jp-"yay!" monster money by mermaidadelaide August 5, 2009 0 0 Get merch Get the monster money mug. Buy Now — $32.95 See more merch