2) someone or something so nasty that it requires it's own definition
3) aka a nastadontist: being someone who specializes in being a nastadon and/or performing nastadonic acts
Nastadontist examples: "Two girls, one cup...need I say more."
"You nastadon, did you just shart yourself?"
Gooses: Hell yeah that kid is fucking 1337 as shit man
Tempestwolf: Hell yeah he fucking OWNS!!!
Gooses: So fucking nasty