Someone acting like such a huge dick that they have become a Dickosaurus
"did you hear about what Johnny did at the store"
"I know right what a Dickosaurus"
by Dafuq bra September 14, 2012
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somone that is a jerk or is being a dick

a large dick or jerk or stupid person
Joesph: god dammit your so dumb!!!!
Alex: go fuck yourself you dickosaurus!
by Josh the bestosaurus May 20, 2008
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A person who is the king of all jerks; a complete moron; one who consistently says or does the wrong thing at the wrong time.
'Did you see him knock the cup out of that homeless guy's hand? That guy is a real Dickosaurus rex!'
by enols March 14, 2010
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