nompire Share definition Flag A vampire that says "omnomnom" when sucking the blood of its victims. Victim: "Oh god! Someone help me! There's a vamp- ughhh" Nompire: (sucks blood) "OMNOMNOM!" nompire by Hawkedizzle July 7, 2010 0 0 Get merch Get the nompire mug. Buy Now — $32.95 See more merch