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1.
Someone who eats everything in sight and sounds carnivorous while doing it, similar to a dinosaur.
Me: Dude, you were being a Nomnomasaurus last night
You: Those brownies were so goo...NOM NOM NOM NOM
Me: Oh fuck, not again
by Sods December 16, 2008

Words related to Nomnomasaurus

cock fatass nom nom nom nuts sheehan