To show one's crack with low rider jeans with no regard to others who may be within the crack viewing radius. This includes lack of underwear which accentuates the crack line. See "burnt" and "tore back."
Damn that crackasaurus! Always has to have her ass up in someone's face.
by poo,o, October 26, 2006
An old white man who is incredibly racist.
Dude, old man Jenkins is a total crackasaurus!
by Inspektahdeck October 18, 2014
slang for crack addict with extreme habit. someone who has an unquenchable appetite for crack cocaine.
the crackasaurus smoked 10 eightballs of crack in under 30 minutes.
by hellhoundbrewingcompany May 13, 2009

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