n00bivor Share definition Flag Like a carnivor (one that eats meat only) or herbivor (one that eats plants only), a n00bivor eats n00bs only. Pretty much a person who pwns n00bs 24/7 and is awesome at life. Wow, did you see that n00bivor pwn all those n00bs. He's full. n00bivor by D3m37r1 June 11, 2006 0 0 Get merch Get the n00bivor mug. Buy Now — $32.95 See more merch